51 Best OST Repair Tools (2024) [FREE DOWNLOAD]

1. Introduction

1.1 Importance of OST Repair tool

Offline Storage Table, or OST files, hold an essential role within the Microsoft Exchange Server – enabling users to work offline and then synchronize their changes with the Exchange Server once they have internet access again. However, these OST files can often become damaged or corrupted due to a multitude of factors, such as virus attacks, unexpected system shutdown, or a faulty implementation of the Exchange Server.

This is when OST repair tools come into play. These are dedicated to fixing any issues, recovering crucial data, and restoring the normal functions of the Outlook program. Utilizing an effective OST repair tool minimizes the risk of data loss and gives organizations and individuals the peace of mind they require when managing their Outlook data.

1.2 Objectives of this Comparison

The spectrum of OST repair tools available on the market is vast, with each offering differing capabilities. This difference in features – the pros and cons – often makes it challenging for users to choose the most suitable tool for their needs.

This comparison aims to shed light on the matter by critiquely analyzing and comparing popular OST repair tools, such as DataNumen Exchange Recovery, EdbMails OST to PST Converter, MSOutlookHelp OST File Repair, KDE Tools OST Recovery Tool, and many more. We hope that by providing a comprehensive overview and comparison of these tools, users can make an informed decision when selecting the most effective and efficient OST repair tool for their particular requirements.

2. DataNumen Exchange Recovery

DataNumen Exchange Recovery is one of the leading OST repair and conversion tools in the market. It is capable of recovering mailbox data from severely damaged OST files and converting them into accessible PST files. This robust tool supports recovery of various mailbox components such as emails, contacts, appointments, notes, tasks, and journals. Its advanced recovery algorithms aim to maximize the recovery result, ensuring that important business or personal data is not lost.

2.1 Pros

High Recovery Rate: DataNumen Exchange Recovery boasts one of the highest recovery rates in the industry, making it a go-to choice for users who need to retrieve data from severely damaged OST files.
Wide Compatibility: It supports all versions of Outlook and Exchange, making it suitable for users with different software environments.
Multi-Functional:The tool not only recovers data but also converts OST files to various formats including PST, allowing users to access the recovered data with ease.
User-friendly Interface: The intuitive design and simple user-interface make it easy for non-technical users to operate this tool.

2.2 Cons

Cost: DataNumen Exchange Recovery might be considered pricey compared to other available options, making it potentially less accessible for personal use or small businesses.

Free download

3. EdbMails OST to PST converter

EdbMails OST to PST Converter is a versatile tool designed to repair and convert corrupted OST files into accessible PST formats. It is suitable for all Outlook versions and can recover deleted items from OST files. The tool provides direct migration from OST to Office 365 and Live Exchange.

3.1 Pros

Functionality: Capable of repairing heavily corrupted OST files and convert them to functional PST files.
Comprehensive Recovery: Able to retrieve data including emails, calendar events, contacts, tasks, notes and more.
Software Compatibility: Supports all MS Outlook and Exchange Server versions.
Migration Feature: Direct migration of OST files to Office 365 and Live Exchange Server is possible.

3.2 Cons

Pricing: The free version has limited recovery and conversion capabilities. Full version can be costly for individual users.
User Interface: The interface could be complex for novice users to navigate without guidance.
Speed: Some users have reported the tool to be slow when converting larger OST files.

4. MSOutlookHelp OST File Repair

MSOutlookHelp OST File Repair is a user-friendly tool designed to troubleshoot and rectify issues related to inaccessible or corrupted OST files. The tool allows users to repair and convert OST files to various formats, including PST, MSG, DBX, and EML.

4.1 Pros

User-Friendly Interface: This tool boasts a simple, easy-to-use interface that even beginners find easy to navigate.
Diverse Format Support: It not only converts OST files to PST but also supports MSG, DBX, and EML formats.
Compatibility: Supports all versions of MS Outlook ensuring wide accessibility for users.
Preview Feature: Allows users to preview the repaired file before saving, ensuring they have recovered the required data.

4.2 Cons

Limited Free Version: The free version of the software allows a limited number of email conversions, necessitating an upgrade for full functionality.
Data Loss: Some users have reported loss of data attributes during conversion.
Performance: Can sometimes be slow when processing larger files, impacting productivity.

5. KDE Tools OST Recovery Tool

KDE Tools OST Recovery Tool is an efficient tool designed to recover and restore data from damaged or inaccessible OST files. It can recover various types of data including emails, contacts, calendars, notes, and tasks, maintaining the original data structure throughout the process.

5.1 Pros

Recovery Capabilities: This tool can recover and restore a wide variety of data from OST files irrespective of the damage extent.
Data Integrity: Maintains the original structure of the data during the recovery process, preventing any potential data loss.
No Size Limit: Capable of recovering files of any size without affecting its performance.
Preview Option: Allows users to preview all recoverable data before initiating the recovery process.

5.2 Cons

Technical Knowledge: Might require a little technical knowledge to operate effectively.
Limited File Conversion: Does not support conversions to a wide range of file formats.
Cost: The full version of the software can be on a higher end of the price spectrum, making it less affordable for certain users.

6. MailsDaddy OST Recovery Tool

MailsDaddy OST Recovery Tool specializes in recovering corrupted or damaged OST files without the need for an Exchange server connection. The tool converts the recovered OST files into PST, MBOX, EML, MSG, and many other formats with ease, while retaining all data such as emails, calendars, contacts, tasks, notes, and more.

6.1 Pros

Conversion Flexibility: The tool can convert recovered OST files into multiple formats including PST, MBOX, EML, and MSG.
No Server Connection Required: There’s no requirement for Exchange server connection for the repair and recovery process.
Data Preservation: The tool conserves the original properties and hierarchy of the files during the process, so no important data is lost.
Search Feature: Provides a search feature to easily locate your files based on various parameters.

6.2 Cons

Price: The software may be quite expensive when compared to other similar tools on the market.
Speed: The speed can slow down considerably when dealing with larger OST files.
Complex Interface: Some users may find the interface somewhat complicated, which could result in a higher learning curve.

7. Softaken OST to PST Converter

Softaken OST to PST Converter is a comprehensive tool designed to smoothly convert OST files to PST format while keeping the integrity of your data intact. It’s suitable for recovering even highly corrupted files and can preview files before the conversion begins.

7.1 Pros

File Preview: Provides an option to view files before starting the conversion process, ensuring the necessary files will be converted.
Data Integrity: The software ensures the original formatting and structure of emails and attachments are retained during the conversion process.
Various Formats: It can convert recovered OST files into multiple formats such as EML, MSG, MBOX, besides PST.
Customer Support: The customer service provided is praised for being helpful and responsive.

7.2 Cons

Price: The cost for the premium version can be steep for individual users.
No direct OST to Office 365 or Exchange migration: To migrate OST files to cloud servers, you’ll need another tool or process.
Selective File Conversion: In the demo version, only a few files can be converted, requiring an upgrade for full functionality.

8. Shoviv Exchange OST Recovery

Shoviv Exchange OST Recovery is a powerful and trusted OST recovery tool widely known for its advanced algorithm that can easily repair and recover corrupted OST files. It features substantial conversion choices as it comprehensively converts OST files to PST, EML, and MSG formats, along with direct export to Exchange Server and Office 365.

8.1 Pros

Robust Recovery: Easily repairs and recovers highly corrupted OST files.
Diverse Export Options: The tool offers conversion to various formats including direct export to Exchange Server and Office 365.
Filter Option: Comes with advanced filter options that help in selective data migration.
Unlimited Recovery: There is no limitation on the amount of data to be recovered, making it suitable for large organizations.

8.2 Cons

Pricing: It is priced higher compared to similar tools making it more suitable for business purposes rather than individual users.
Learning Curve: It might be complex for novice users due to the depth of features offered.
Processing Time: The tool can be slower especially while processing larger files.

9. SysCurve OST to PST Converter

SysCurve OST to PST Converter is a smart tool engineered to repair, recover, and convert OST files to PST along with other formats like MSG, EML, and MBOX. The tool allows users to preview OST file data and maintain the folder hierarchy and data integrity during the conversion process.

9.1 Pros

Multiformat Conversion: Converts OST files into several formats including PST, MSG, EML, and MBOX.
Data Preview: Users can preview emails and related data before initiating the conversion process.
Folder Hierarchy Preservation: Maintains the original folder structure preventing confusion after the conversion.
Data Integrity: Ensures the original data integrity is upheld during the conversion process.

9.2 Cons

Price: May seem pricey for individual or small business users as compared to its counterparts.
User Interface: The interface could be improved to be more intuitive and user-friendly.
Size Limitation: The capacity to process larger files efficiently could be better.

10. Mailvare Repair OST

Mailvare Repair OST is a popular tool designed to deal with all OST related challenges. It repairs, recovers and converts OST files to PST efficiently. Additionally, it also supports conversion to EML, MSG, MBOX, and various other formats. It comes with a powerful algorithm to repair severely corrupted OST files.

10.1 Pros

Comprehensive Solution: The tool repairs, recovers, and converts OST files into various formats like PST, EML, MSG, and MBOX.
High Compatibility: Supports all versions of MS Outlook and is compatible with all Windows operating systems.
User-friendly: Comes with an intuitive user-interface making it easy for beginners to navigate.
Data Integrity: Maintains the original data structure during the entire conversion process.

10.2 Cons

Support Limitations: Customer support may be slightly unresponsive at times.
Limited Free Version: The free version of the tool only previews recovered files, and full functionalities require purchase of the premium version.
Processing Speed: Conversion of larger files can be time consuming and slow down the system.

11. Advik OST Repair Tool

The Advik OST Repair Tool provides an effective and user-friendly way to repair corrupt OST files and recover all mailbox data, such as emails, attachments, contacts, calendars, and more. It also offers conversion of OST files to PST, EML, MBOX, and other commonly used formats.

11.1 Pros

Comprehensive Recovery: The tool is capable of recovering all types of mailbox data, including emails, attachments, contacts, and calendars from OST files.
Multiformat Conversion: It supports conversion of OST files into several different formats including PST, EML, and MBOX.
Batch Conversion: This feature allows multiple OST files to be converted at once, increasing efficiency.
Customer Service: Advik offers reliable customer support available even on weekends.

11.2 Cons

Processing Speed: The software may slow when handling larger OST files and may therefore consume more time.
User Interface: The interface may appear outdated and may not be as intuitive as some of its competitors.
Advanced Features: Lacks a few advanced features that are present in other similar tools.

12. Aryson OST Recovery

Aryson OST Recovery is a comprehensive tool that can recover and repair corrupted OST files while maintaining the data integrity. It supports all the versions of MS Outlook and can also convert OST files to several formats including PST, EML, DBX, and MBOX.

12.1 Pros

Wide-ranging Recovery: The tool can recover different types of data including emails, contacts, calendars, tasks, notes, and more from OST files.
Multiformat Support: The tool supports conversion of the recovered files into multiple formats including PST, EML, DBX, and MBOX.
Data Integrity: Ensures data integrity during recovery and conversion.
All Outlook Versions Supported: Compatible with all versions of MS Outlook.

12.2 Cons

Speed: The recovery and conversion processes may be slow, especially with larger files.
Interface: The user interface could be improved for better usability.
Technical Support: Customer support could be made more responsive.

13. BitRecover OST Repair Wizard

BitRecover OST Repair Wizard is a proficient tool that heals corrupted OST files and extracts email data efficiently. The tool supports batch conversion enabling users to convert multiple OST files to PST at once. It can also convert OST to multiple formats, such as MSG, EML, and MBOX, making it a versatile tool.

13.1 Pros

Batch Conversion: This tool supports conversion of multiple OST files to PST format simultaneously.
Versatile: It not only converts OST to PST but also supports other formats such as MSG, EML, and MBOX.
User-Friendly: Easy to navigate interface makes it suitable for both technical and non-technical users.
Data Integrity: Preserves the originality of the emails and their meta properties during conversion.

13.2 Cons

Price: The cost of this software is comparatively high making it a less desirable option for budget-conscious users.
Slow Recovery: The process of recovering and converting a large number of OST files can be quite slow.
Technical Support: Although there is a support option, it can be less responsive at times.

14. ConverterTools OST File Recovery Tool

ConverterTools OST File Recovery Tool is a comprehensive solution designed to fix OST-related issues efficiently and effectively. It offers a raft of features such as repairing corrupted files, recovering deleted items, and even converting OST files into various formats. The tool also supports a large array of Outlook and Windows versions, enhancing its versatility.

14.1 Pros

User-friendly Interface: The software is designed to be straightforward to use, simplifying the process of recovering and converting OST files, even for novice users.
Versatility: The tool has vast compatibility with various versions of both MS Outlook and Windows, increasing its applicability.
Advanced Functionality: Beyond simple recovery, this tool also supports conversion of OST files into other formats, making data migration easier.

14.2 Cons

Pricing: While ConverterTools offers an efficient recovery process and comprehensive capabilities, it is more expensive than some other options on the market.
Lack of Free Trial: There is no free trial available, which can deter some users who want to test the software before making a commitment.

15. RecoveryTools OST Repair Tool

RecoveryTools OST Repair Tool provides a robust solution for OST file issues. It is designed to rectify and recover deleted or corrupted OST files with a high success rate. The tool supports varied OST file sizes and offers different recovery modes to fulfill various recovery needs.

15.1 Pros

High Success Rate: RecoveryTools OST Repair Tool is recognized for its high recovery success rate, providing much-needed assurance to users dealing with critical data.
Variety of Recovery Modes: The tool offers different recovery modes, like ‘Standard’, ‘Advanced’, and ‘Deep’ to cater to different levels of corruption or data loss scenarios.
Support for Large Files: The software can efficiently handle and recover large OST files, a major plus for businesses dealing with voluminous data.

15.2 Cons

User Interface: Though functional, the interface of the tool might appear a bit complex to users, especially those with less technical experience.
Cost Factor: Some users might find the cost a bit expensive when compared to some other options available in the market.

16. iMyFone ScanOutlook

iMyFone ScanOutlook is an efficient tool that can repair, recover, and restore corrupted or inaccessible OST files. This software is known for its simple interface and top-notch recovery capabilities, making it suitable for both technical experts and beginners.

16.1 Pros

Simplicity: iMyFone ScanOutlook comes with a user-friendly interface that is easy to navigate, presenting an uncomplicated procedure for file recovery.
Selective Recovery: It allows users to preview and select specific items for recovery, offering more flexibility and control over the recovery process.
Free Trial: The software offers a free trial for users to test its capabilities before making a purchase, providing an opportunity for informed decision-making.

16.2 Cons

Recovery Limitations: While the tool presents a capable recovery system, some users have reported limitations when dealing with extremely large or severely corrupted files.
Customer Support: Some users have pointed out that the customer support could be improved by offering quicker and more efficient responses.

17. PCVITA OST Recovery Software

PCVITA OST Recovery Software is a powerful, professional tool capable of solving a diverse range of OST-related problems. It promises to recover permanently deleted emails, handle encrypted files, and even repair large-sized OST files, making it a comprehensive solution for any OST data recovery needs.

17.1 Pros

Comprehensive Recovery: PCVITA OST Recovery Software can handle a broad range of issues, including recovering permanently deleted emails and repairing large OST files.
Handles Encrypted Files: The tool has capabilities to recover encrypted OST files, a unique feature that not all OST recovery tools possess.
Maintains Folder Hierarchy: This software maintains the original folder hierarchy during the recovery process, ensuring that you don’t lose track of your data.

17.2 Cons

Complex Interface: The user interface might seem complicated to some users, particularly those with little technical expertise.
Slower Process: Depending on the size and level of corruption of the OST files, the recovery process can be time-consuming.

18. eSoftTools OST Recovery Software

eSoftTools OST Recovery Software is an all-in-one tool geared towards making the process of OST file recovery simple and efficient. The software offers comprehensive functionalities, such as the ability to recover permanently deleted OST files and restore all mailbox items to their original state.

18.1 Pros

Comprehensive Recovery: The tool ensures thorough recovery of all mailbox items, including emails, contacts, calendars, tasks, notes, and more.
All-In-One Solution: Its capacity to handle a wide variety of OST-related issues, from minor corruption to major data loss, makes it a practical, all-in-one solution for many users.
Preview Feature: The ability to preview recovered data before final restoration offers additional control and ensures the integrity of the data.

18.2 Cons

Interface Design: The design of the user interface might seem outdated to some users and lacks the sleek, modern appeal of other software on the market.
Inefficient with Large Files: Some users have reported that the software can be slow and prone to occasional crashes when dealing with particularly large OST files.

19. Cigati OST File Recovery Tool

Cigati OST File Recovery Tool delivers a robust and reliable solution for OST file issues. It can seamlessly deal with various corruption scenarios, recover permanently deleted emails, and handle password-protected files, providing an all-encompassing solution for all OST file concerns.

19.1 Pros

Wide Range of Features: Cigati boasts of extensive features, including the ability to fix all types of OST file errors, recover permanently deleted emails, and deal with password-protected files.
Large OST Files: It can manage and repair OST files of any size, making it suitable for businesses with large data files.
Detailed Preview: The tool provides a detailed preview of the file contents before recovery, allowing users to verify data before restoration.

19.2 Cons

Complicated Interface: Despite its extensive features, some users may find the interface complicated and not as user-friendly as other tools.
Cost: The tool is relatively pricey compared to other OST file recovery tools on the market, which could deter some potential users.

20. Emaildoctor OST Recovery

Emaildoctor OST Recovery is a specialized tool primarily designed for repairing Office 365 OST files. It offers a range of features including repair of damaged files, recovery of deleted items, and advanced scanning options to deal comprehensively with OST file corruption issues.

20.1 Pros

Specialized for Office 365: Emaildoctor is primarily designed to handle OST files related to Office 365, making it a solid option for users of this platform.
Advanced Scanning: This tool offers an advanced scanning option that delves deeper than many other tools to uncover and fix errors in OST files.
Supports Different Formats: Besides recovery, it also supports exporting Outlook OST data to PST, MSG and EML formats, adding another layer of utility and versatility.

20.2 Cons

Limited Compatibility: Despite its strong performance with Office 365, it has more limited compatibility with other versions of Outlook and Windows, which may limit its use for some.
No Trial Version: The absence of a free trial version can be a hurdle for users who want to test its capabilities before purchasing.

21. Regain OST File Recovery

Regain OST File Recovery is a robust tool that targets both OST corruption and data recovery. This software offers diverse features including deleted data recovery, encrypted OST file handling, and precise data recovery. It aims to be a complete package to deal with different types of OST file issues.

21.1 Pros

Diverse Capability: Regain robustly handles different types of OST file issues, from corruption to data recovery and from basic fixes to handling complex problems.
File Preview: Like other premium tools, it also allows you to preview the recovered emails before saving them, ensuring accurate recovery.
Support for Encrypted OST: The tool also supports the recovery of encrypted OST files, a feature that significantly broadens its applicability.

21.2 Cons

Complex Interface: Some users may find the interface complicated and less intuitive compared to other OST recovery tools on the market.
Limited Compatibility: While it boasts diverse capabilities, it has more limited compatibility with certain versions of Outlook and Windows than other tools.

22. Repair Outlook OST File with Yodot Outlook PST Repair Tool

Yodot Outlook PST Repair Tool is a repair tool designed to handle both PST and OST file corruption. It delivers a smart, effective recovery process that can recover emails, contacts, calendars, and other important information from damaged or inaccessible OST files.

22.1 Pros

Handles Both OST and PST: Yodot has the ability to repair both OST and PST files, offering a more comprehensive solution for Outlook users.
Preview and Select: It allows preliminary preview of recoverable data and let you select the items you wish to restore, giving better control over the process.
Recovers Different Items: The tool recovers different items from the OST file, including emails, contacts, calendars, and other essential data.

22.2 Cons

Compatibility Issues: The tool has some compatibility issues, not supporting all versions of Outlook or Windows.
Limited Functionality: It doesn’t support certain advanced features, such as extracting data directly from BAK files.

23. Sysinfo OST Recovery Tool

Sysinfo OST Recovery Tool is a comprehensive software designed to recover and repair damaged or inaccessible OST files. It offers a range of features, including recovering deleted items, handling encryption, and restoring file attachments, thereby providing a viable solution for all kinds of OST file issues.

23.1 Pros

Wide Functionality Range: This tool offers a host of functionalities like deleted item recovery, encrypted file handling, and restoring file attachments.
Free Version Available: Unlike many counterparts, Sysinfo offers a free version of the OST Recovery Tool, enabling users to experience the tool’s efficiency before investing in it.
User-friendly Interface: The tool boasts a simple and organized interface, making it easy for users of all skill levels to operate.

23.2 Cons

Slow Recovery: Depending on the OST file size and the level of corruption, the recovery process can be slower than other similar tools.
Full Functionality in Paid Version: While a free version is available, it has limited functionality and the complete range of features can only be accessed in the paid version.

24. Email Pro Help OST File Recovery Software

Email Pro Help OST File Recovery Software is specifically designed to manage and rectify OST files issues effectively. Key features include comprehensive recovery of all mailbox items, compatibility across multiple versions of Outlook, and the ability to convert OST files into PST format.

24.1 Pros

Comprehensive Recovery: The software offers extensive recovery features, managing to retrieve all mailbox items including emails, contacts, calendars, etc.
Compatibility: The tool is compatible with all versions of Outlook, making it a versatile option for users across different platforms.
OST to PST Conversion: Besides recovery, it also enables you to convert OST files into PST format, which can be quite useful in certain scenarios.

24.2 Cons

Technical Support: Some users have reported issues with the technical support service which could hinder problem-solving during usage.
No Free Version: The absence of a free or trial version limits users from trying out the software before making a purchase decision.

25. MigrateEmails OST Recovery Tool

The MigrateEmails OST Recovery Tool specializes in the recovery and conversion of OST files. Built to deal with any type of OST file errors, it retrieves and restores inaccessible emails, contacts, calendars, tasks, notes, and journals, offering advanced scanning options.

25.1 Pros

Efficient Conversion: Smoothly converts OST files into different formats, including PST, EML, MSG, Office 365, and Live Exchange Server.
Data Integrity: Preserves email properties, attachments, structures, and folders organization, ensuring the integrity of the original data.
Preview Feature: Allows users to preview all email items before the conversion process, which indicates clear transparency.

25.2 Cons

Compatibility: While efficient, it does not support all older Outlook and Windows versions, which may limit some users.
Price: Unlike some of its competitors, the MigrateEmails OST Recovery Tool is not free, which could deter users on a tight budget.
User Interface: The interface has been reported as less friendly and intuitive as compared to other similar tools, which might cause difficulties for novice users.

26. DataHelp OST Repair Tool

The DataHelp OST Repair Tool is designed to repair corrupted OST files and retrieve valuable data, including emails, contacts, calendars, tasks, and journals. It provides both quick and advanced scanning options based on the level of file corruption and supports all versions of MS Outlook.

26.1 Pros

Wide Compatibility: The tool is compatible with all versions of Windows and MS Outlook, making it versatile for its users.
Data Restoration: It ensures full data recovery while maintaining the originality of the data, without any alteration or loss.
Maintains Folder Hierarchy: This tool keeps the original folder structure ensuring easy to navigate and coherent data.

26.2 Cons

Price: The DataHelp OST Repair Tool is on the expensive side, which might deter users on a tight budget.
Lack of Free Edition: There is no free version available for initial trial testing. Users are required to purchase the full version to access all its capabilities.
Slow Scan: It has been reported that the scanning process can be relatively slow when compared to other similar tools.

27. DRS Softech OST Recovery Tool

The DRS Softech OST Recovery Tool serves as an all-encompassing solution to repair and recover inaccessible OST files. It allows for direct data export to office 365 and live exchange server and supports encryption and compression for enhanced security.

27.1 Pros

Advanced Features: Offers encryption and compression which provides enhanced security for data recovered.
Direct Data Export: Allows direct exporting to Office 365 and Live Exchange server, increasing efficiency and saving time.
Multi-format Conversion: Supports multiple formats for conversion including but not limited to PST, EML, MSG, PDF, HTML.

27.2 Cons

Compatibility: Not compatible with all versions of Windows and Outlook, thereby limiting the choice for users with older OS or Outlook versions.
Cost: The tool is relatively expensive which could deter users with a limited budget.
Complex Interface: The user interface is not as user-friendly as some competitors which may lead to a steep learning curve for novice users.

28. FreeViewer OST Recovery Tool

The FreeViewer OST Recovery Tool aims at resolving all types of OST file corruption issues. This software has been developed to recover a myriad of Outlook mailbox components like emails, contacts, tasks, calendars and more, with an advanced feature that allows scanning and recovering data from encrypted OST files.

28.1 Pros

Recovery range: The software can recover a wide variety of data including: emails, attachments, journals, notes and more, thereby serving as a comprehensive solution for data recovery.
Encrypted Files: This tool comes with an advanced feature to scan and recover data from encrypted OST files, offering an extra layer of security.
User-Friendly: Featuring a simple and clear interface, this tool provides easy navigation for users of all levels of experience.

28.2 Cons

Time-consuming: The recovery process can take a significant amount of time, particularly for larger OST files, which might not be ideal for users seeking quick solutions.
Limited Compatibility: The tool does not support all versions of Outlook, restricting some users with older versions.
No Free Version: Despite its name, the FreeViewer OST Recovery Tool is not free, and some might find it a little pricey.

29. CubexSoft OST Recovery

CubexSoft OST Recovery is a powerful tool that repairs and recovers all OST content including emails, calendars, tasks, contacts, and journals. Its features include direct export to Office 365 and various email clients, extraction of attachments, and batch conversion.

29.1 Pros

Advanced Features: Directly exports data to a variety of email clients and to Office 365, making the post-recovery process efficient and easy.
Attachment Extraction: Can extract and save attachments separately, giving users more control over their data.
Batch Conversion: Allows for the conversion of multiple OST files at a time, saving user time and effort.

29.2 Cons

Price: Compared with some competitors, CubexSoft OST Recovery can be relatively expensive.
Learning Curve: User interface may require a learning curve, particularly for less tech-savvy users.
Compatibility: It does not support all versions of MS Outlook, therefore it may not be suitable for all users.

30. REPAIRWARE OST File Repair Tool

The REPAIRWARE OST File Repair Tool is a utility software built to repair and recover inaccessible OST files. It extracts data from damaged or corrupt OST files including emails, contacts, calendars, tasks, notes, and can convert recovered file into PST for accessibility.

30.1 Pros

Recovery Features: Efficiently repairs and recovers all the data from corrupted OST files, ensuring the user’s data is not lost.
Conversion: The recovered OST file can be converted into PST for easy access and use.
User Interface: Utilizes a simple and clean interface, making the process less complicated especially for novice users.

30.2 Cons

Limited Trial Version: The free trial version of the tool has limited features, which may not provide a complete assessment of the product.
Price: The full version of the tool may be considered pricey for some users.
Slow Recovery: Recovery speed can be slow for larger OST files, which could be a hindrance for businesses and individuals looking for quick solutions.

31. GainTools OST to PST Converter

The GainTools OST to PST Converter is a versatile tool that effectively repairs OST files and converts them to PST, extending the usability of recovered data. Its unique selling point is its proficient conversion system that ensures seamless data transformation without data loss.

31.1 Pros

Data Conversion: Efficiently converts damaged or inaccessible OST files into usable PST files, extending the tool’s overall utility.
Ease of Use: An intuitive user interface makes it simple for users of all tech backgrounds to operate it.
Preserves Data Integrity: Maintains the structure and consistency of original data files while converting, ensuring data integrity.

31.2 Cons

Price: It might be considered expensive relative to competing tools that offer similar features.
Support: Limited customer support can make it challenging for users to troubleshoot issues they encounter.
Compatibility: It does not support all versions of Microsoft Outlook, potentially limiting its user base.

32. OST Repair Toolbox – Outlook OST Repair Tool

The OST Repair Toolbox is a comprehensive and efficient solution for rectifying OST file errors. Not only does it repair corrupt OST files, but it also recovers all types of data including mails, contacts, calendar entries, tasks, and journals.

32.1 Pros

Comprehensive Recovery: It recovers a wide range of data types, making it a versatile tool for all kinds of data recovery needs.
User-Friendly: The tool has an easy to navigate interface that can be used by both technical professionals and individuals without expertise.
Compatibility: This tool is compatible with a wide range of Windows and Outlook versions, expanding its potential user base.

32.2 Cons

Recovery Speed: Recovery of larger files can be slow, which may hinder users with larger OST files.
Price: The OST Repair Toolbox is a premium tool and its cost could be a concern for users operating on a limited budget.
Limited Free Trial: The limitations of a free trial version can restrain users from experiencing the full potential of this tool.

33. Outlook PST File Recovery – Inbox Repair Tool for Outlook

Outlook PST File Recovery, also known as the Inbox Repair Tool for Outlook, effectively repairs and recovers both OST and PST files. It is designed to fix common issues associated with file corruption. This tool can simultaneously recover mailboxes, attachments, contacts, and more.

33.1 Pros

Wide Recovery Range: It is capable of recovering a wide variety of data types, including emails, attachments, contacts, calendars, and tasks.
Simultaneous Recovery: This tool offers simultaneous recovery of multiple items. This feature significantly saves time and increases efficiency.
Compatibility: Wide compatibility with various versions of MS Outlook and Windows makes it a feasible solution for a variety of users.

33.2 Cons

User Interface: The interface is not as user-friendly as some of its competitors. This can make it challenging for less tech-savvy users.
Performance: On occasion, the performance of the tool can be slower than expected, particularly when recovering larger OST files.
Price: While effective, this repair tool is one of the more expensive offerings on the market and may not be suitable for users operating on a limited budget.

34. OST Fix Tool

The OST Fix Tool is designed to repair and recover inaccessible or corrupted OST files. It delivers efficient performance while ensuring no data loss, and can convert the recovered OST files into PST format for easy accessibility.

34.1 Pros

Efficient Recovery: Effectively recovers all types of data from corrupted OST files, ensuring that no valuable data is lost.
Data Conversion: Converts recovered OST files into PST, increasing the versatility and usability of the tool.
User-Friendly Interface: Provides an easy-to-use interface that is simple even for users with little technical knowledge.

34.2 Cons

Limited Compatibility: The OST Fix Tool does not support all versions of Windows and Outlook, potentially limiting its user base.
Pace of Recovery: For larger OST files, the recovery process can be time-consuming, which may cause some users to seek faster alternatives.
No Free Version: The absence of a free version can be problematic for users who want to test the tool before making a purchase.

35. OST Repair Kit Online

OST Repair Kit Online leverages cutting-edge methods to diagnose and fix issues with OST files. It stands as a capable solution for repairing, recovering, and converting OST files into accessible PST format. Being an online solution, it offers the convenience of use without the requirement of software installation.

35.1 Pros

Online Tool: As an online tool, it does not require software installation and hence provides quick and easy access for OST repair needs.
Convenient: Its online nature allows users to operate the tool from any device with internet access.
Data Conversion: Capable of converting recovered OST files into PST format for easy accessibility.

35.2 Cons

Internet Dependence: As an online tool, it requires a stable internet connection to function, making it unsuitable during internet disruption.
Security: Though generally secure, online tools can raise concerns for users dealing with sensitive data due to potential data interception concerns.
Price: Subscription-based pricing can be a deterrent for users who have sporadic OST file repair needs.

36. OST Repair Kit – A Tool for Repairing OST Files

OST Repair Kit is a comprehensive solution specifically designed for the recovery and repair of OST files. The tool bears several compelling features such as high-speed data analysis core, ability to work with very large files, and a distinctive set of algorithms for data recovery that set it apart from its competitors. It ensures efficient and rapid recovery of data from damaged OST files that are no longer readable by Microsoft Outlook.

36.1 Pros

User-Friendly Interface: OST Repair Kit comes with an intuitive and user-friendly interface, making it easy for non-technical users to navigate through the recovery process.
High-Speed Data Analysis Core: The tool possesses a powerful core that can rapidly analyze the data in corrupted OST files, resulting in quicker recovery times.
Scalability: OSC Repair Kit can handle OST files of very large sizes without compromising its efficiency, a prime feature that benefits organizations that deal with extensive data.

36.2 Cons

Limited Free Trial: The software only offers a limited free trial with basic functionalities. To avail advanced features, you must buy the full version.
Lack of Customer Support: Users have reported slow response times from the customer support team, which may hinder troubleshooting efforts during a crisis.
Compatibility Issues: Certain versions of the tool experience compatibility issues with the latest versions of the Windows operating system. Users need to ensure their system meets the software’s compatibility standards.

37. Fix Outlook File ONLINE

Fix Outlook File ONLINE is a web-based tool designed for the repair and recovery of damaged Outlook OST files. It requires no installation and runs entirely in your web browser, making it a highly accessible and portable tool. Apart from repairing OST files, its capabilities also extend to recover email messages, folder structures, calendars, and other standard objects stored within OST files.

37.1 Pros

No Installation Needed: The tool is completely web-based and runs in your browser, eliminating the need for software installation and making it accessible anywhere.
User-Friendly REST API: It provides a REST API that developers can use to integrate OST repair and recovery features into their own applications, promoting streamlined operations.
Versatility: Beyond handling OST files, it can also repair other Microsoft Office files, making it a versatile tool to have.

37.2 Cons

Internet Dependence: The tool requires a steady internet connection to function, which may pose a challenge in areas with poor or unstable connectivity.
Privacy Concerns: Since the tool operates online, users with strict data privacy concerns may hesitate to upload sensitive or confidential OST files to an online platform.
No Offline Functionality: Without an offline version, users cannot utilize the tool if they’re unable to access the internet, limiting its usability in certain situations.

38. MailConverterTools Exchange OST Recovery

The MailConverterTools Exchange OST Recovery is a sophisticated tool designed for an immersive OST file recovery experience. This software offers an extensive array of features, including options to recover deleted mail items, support for large OST files, and the ability to easily convert OST files to other data file formats.

38.1 Pros

Deleted Item Recovery: This tool stands out with its ability to recover deleted items from OST files, adding an extra layer of data protection for users.
Large File Support: The MailConverterTools Exchange OST Recovery can handle large OST files efficiently, making it a suitable choice for businesses with substantial data.
Conversion Ability: Besides recovery, the tool can convert OST files to other formats like PST, EML, MSG, etc., enhancing organizational flexibility.

38.2 Cons

Paid Software: The tool does not have a free version, making it unsuitable for individuals or businesses with tight budgets.
Complex Interface: With multiple features, new users might find the interface slightly overwhelming at first.
System Requirements: This tool has specific system requirements that users must meet before installation, which might limit its usability for those with older or incompatible systems.

39. Software Imperial OST Recovery Software

The Software Imperial OST Recovery tool is an adept tool aimed at resolving all OST file issues and getting your Outlook up and running. It is built with a robust algorithm that can recover highly damaged OST files and retrieve all types of mail items, including emails, attachments, notes, journals, and calendar entries. Additionally, the software provides an ultra-fast scanning mode that ensures swift recovery process.

39.1 Pros

Recover Comprehensive Mail Items: It can retrieve emails, attachments, notes, journals, calendar entries, making it a comprehensive solution for all OST file recovery needs.
Swift Scanning: The Software Imperial OST Recovery tool offers an ultra-fast scanning mode, ensuring the recovery process is done timely.
Heavy Data Handling: Whether it’s large OST files or heavily corrupted ones, this tool can conveniently handle them, thanks to its robust algorithm.

39.2 Cons

Pricey: Based on its site, the service can be costly compared to other tools in the market, making it not the most economical choice for users with tight budgets.
Slow Customer Service: Some users have reported that the customer service response could be improved.
Limited Features in Trial Version: Many promising features are locked behind a paywall, leading to limited functionality in the free trial version.

40. Revove Outlook OST File Recovery Tool

The Revove Outlook OST File Recovery Tool is an advanced software built with a dedicated focus on repairing and recovering OST files. Its salient features include quick OST recovery, conversion of OST file into various formats like PST, EML, MSG, HTML & Office 365, and recovery from damaged, corrupt and password-protected OST files, which makes it a comprehensive solution for OST recovery.

40.1 Pros

Quick and Efficient: Known for its speedy processing time, this tool efficiently recovers OST files without compromising retrieval accuracy.
Conversion to Various Files: The software’s ability to convert OST files into multiple formats like PST, EML, MSG, HTML & Office 365 increases its utility.
Password-Protected OST Recovery: Not all tools offer this, but the Revove OST recovery tool can work with password-protected OST files, marking it as a distinct software in this category.

40.2 Cons

No Free Version: Unavailability of a free version might deter users with budget limitations who are testing out different solutions.
Complex UI: The user interface could seem complicated for non-technical users, thus steepening the learning curve.
Compatibility Requirements: The tool is not compatible with all versions of Windows, limiting its applicability to some users.

41. MacUncle OST Recovery Tool

The MacUncle OST Recovery Tool is a powerful software designed specifically for MacOS. This application tries to bridge the gap for Mac users by providing a reliable OST file recovery and repair solution. It can handle encrypted OST files and also convert them into different formats like PST, MBOX, EML, etc. The software does not compromise on functionality despite being a Mac-compatible tool.

41.1 Pros

Mac Compatibility: Its platform compatibility makes this an invaluable tool for Mac users who frequently struggle with limited software choices in the OST file recovery sector.
Multiple File Conversions: The ability to convert OST files into multiple formats increases its flexibility and utility.
Encrypted File Handling: It provides an option to handle encrypted OST files, a feature not very common among OST recovery tools.

41.2 Cons

Exclusively for MacOS: Despite being a boon for Mac users, it is a limitation for those who use different operating systems since it is not compatible beyond MacOS.
No Free Version: Without a freemium offering, potential users may find it difficult to try out the software before making a purchasing decision.
Limited Customer Support: Feedback from users suggests improvement can be made in the customer support response, particularly regarding technical issues.

42. PC Info Tools OST Recovery Tool

The PC Info Tools OST Recovery Tool is a one-stop solution for individuals and organizations looking to repair, recover, and restore OST files. This tool goes beyond just basic recovery and offers advanced features like the ability to recover permanently deleted or lost emails, calendar items, contacts, notes, and much more from OST files. Moreover, it supports different versions of MS Outlook for OST file recovery.

42.1 Pros

Exhaustive Recovery Capabilities: Apart from recovering conventional mail items, it can even retrieve permanently lost or deleted items, displaying its exhaustive recovery capabilities.
Supports Different Outlook Versions: Its compatibility with different versions of MS Outlook makes it a versatile solution for OST recovery.
Bulk Conversion Ability: It not only recovers but also can convert multiple OST files into PST format at once, saving users’ valuable time.

42.2 Cons

No Free Version: The absence of a free version doesn’t allow users to try out the software before they decide to invest in it.
Complicated Interface: The user interface is reported to be a little complex, especially for beginners with less technical knowledge.
Price: Pricing is on the higher side when compared to other OST recovery tools in the market, which might intimidate potential budget users.

43. SysVita For Exchange OST Recovery

SysVita For Exchange OST Recovery is engineered to analyze and recover information from Microsoft Exchange OST files. It is developed to tackle severe cases of OST corruption effectively. It offers advanced recovery features like recovery of emails, drafts, contacts, calendar items, tasks, notes, etc. It also holds the ability to export OST files to multiple formats and email servers.

43.1 Pros

Advanced Recovery: The software is designed to recover not just emails, but also drafts, calendar items, tasks, notes, and other elements with accuracy.
Export Feature: It stands out for its ability to export recovered OST files to multiple formats (PST, MSG, MBOX, EML and EMLX) and email servers, broadening its applicability.
Integrated Search Feature: A unique feature of this tool is its integrated search option that enables users to find specific emails within the recovered OST file.

43.2 Cons

No Free Version: There is no availability of a free version or trial, thus users cannot test the software before making a purchase.
Technical Interface: The software interface is somewhat technical, which might be difficult for non-technical users to navigate.
Slow Processing: Some users have reported slow processing speed with larger OST files, which can be an obstacle for businesses with larger data volumes.

44. VSPL OST Recovery Tool

The VSPL OST Recovery Tool is a robust solution, designed to work efficiently with severely corrupted OST files. It is compatible with all versions of MS Outlook and easily recovers mailbox data including emails, calendar, contacts, etc. Importantly, it can recover permanently deleted email items and encrypted OST files, offering a comprehensive solution for OST recovery.

44.1 Pros

Recover Deleted Items: The software is able to recover permanently deleted email items, providing an added protection layer.
Encrypted OST File Recovery: VSPL offers a unique ability to recover encrypted OST files, distinguishing it from many other tools.
All Outlook Version Compatibility: Its ability to function across all versions of MS Outlook makes it a versatile choice for users with different Outlook versions.

44.2 Cons

Advanced Features are Paid: While the tool offers a free version, its advanced recovery features come with the premium version, limiting full accessibility.
Dated Interface: The interface of the tool is a bit outdated, which might draw users towards more modern looking tools.
Complex Setup: Some users have reported that the setup process is complex, which could be a potential barrier for non-technical users.

45. Stella OST to PST Recovery Software

Stella OST to PST Recovery Software is a comprehensive solution to recover damaged or corrupted OST files. This tool is designed with a user-friendly interface and includes features like conversion of OST files to PST, EML, MSG, and HTML while retaining data integrity. It supports all versions of MS Outlook and is aimed at ensuring a seamless experience for users.

45.1 Pros

Multiple Export Formats: Stella OST recovery tool offers the flexibility to export OST files to multiple formats like PST, EML, MSG, and HTML, catering to diverse user requirements.
User-Friendly Interface: Its intuitive interface makes it easy for users to navigate and operate the tool without requiring any technical skills.
All Outlook Version Compatibility: The tool provides wide compatibility, supporting all versions of MS Outlook, thereby serving a broad user base.

45.2 Cons

Free Version Limitations: The free version of the tool has restrictions on the amount of data that can be recovered, leading to constrained user experience.
Slow Processing Time: Some users reported slower processing times, especially when dealing with larger OST files.
Customer Support: Customer support responses could be slower than expected, affecting the resolution time of any issues encountered by users.

46. DataRecoveryFreeware Exchange OST Recovery

DataRecoveryFreeware Exchange OST Recovery is a tool well-positioned for efficient recovery of damaged and corrupt Exchange OST files. It features a user-friendly interface and powerful algorithms that ensure speedy and extensive recovery of OST file data. The software supports multiple export formats and works with all versions of MS Outlook, ensuring a broad reach and functionality.

46.1 Pros

User-Friendly Interface: The tool’s interface is intuitive and easy to use, which facilitates a seamless recovery process even for non-technical users.
Multipurpose Functionality: Beyond recovery, the tool can also convert OST files to a variety of formats, enhancing its versatility.
Supports all Outlook Versions: It is compatible with all versions of Outlook, making it accessible for users with different Outlook versions.

46.2 Cons

Limited Free Recovery: The free version of the tool offers limited recovery, restricting the total amount of data that can be recovered.
Slow with Large Files: When dealing with larger files, the tool can be slower, which may not be ideal for businesses handling large data sets.
Limited Customer Support: The customer support could use improvements, particularly in terms of response time, which could affect users tackling system issues.

47. SysOZ OST Recovery

SysOZ OST Recovery is an effective tool designed to repair and recover severely corrupt Outlook OST files. This solution is capable of retrieving emails, contacts, calendars, and other mailbox items and converting them into accessible PST format. It offers support for multiple languages, a user-friendly interface, and compatibility with all MS Outlook and Windows versions, making it suitable for a wide range of users.

47.1 Pros

Comprehensive Recovery: Capable of recovering various mailbox items including emails, attachments, contacts, calendars, etc.
Multiple Output Formats: Apart from PST, it allows users to convert OST files into EML, MSG, and vCal file formats.
User-Friendly: Offers an intuitive user interface that requires minimal technical knowledge to operate.

47.2 Cons

Pricing: The basic version lacks some key features and the full-featured version can be costly for some users.
Speed: The recovery and conversion process can be slow when dealing with large OST files.

48. ATS OST to PST Converter

ATS OST to PST Converter is a versatile tool that not only repairs corrupt OST files but also converts them into a range of formats like PST, EML, MSG, MBOX, etc. Its robust algorithm can scan and fix any level of corruption in OST files, ensuring that not a single piece of information is lost during the recovery process. The software is compatible with all versions of MS Outlook and Windows Operating Systems.

48.1 Pros

Multiple Conversion Formats: Besides PST, enables conversion of OST to other formats like EML, MSG, MBOX, and more.
Batch Conversion: Allows users to convert multiple OST files simultaneously, saving considerable time.
Preview Feature: Provides a preview of recovered OST file contents before conversion, for ensuring accurate data recovery.

48.2 Cons

Complex Interface: The user interface might seem challenging to novice users.
Limited Free Version: The free version of the tool has substantial limitations, compelling users to purchase the full version for complete functionality.

49. SysTools OST Recovery Tool

SysTools OST Recovery is a reliable and efficient solution for recovering OST files that are corrupt, damaged or inaccessible. It provides advanced scanning techniques to completely extract all the mailbox items including emails, contacts, calendars, tasks, journals, etc., and securely converts them into PST format. This software is compatible with all versions of MS Outlook and is designed for easy installation and operation.

49.1 Pros

Advance Scanning: Efficiently scans the severely corrupted OST file and recovers data completely.
Multi-Format Conversion: Allows users to convert the recovered OST data into EML, MSG, HTML or PDF format, along with PST.
Encryption Support: Supports recovery of encrypted and password protected OST files as well.

49.2 Cons

Slow Scanning: Advanced scanning can sometimes be time-consuming, particularly with larger files.
Cost: The premium features of the tool come with a relatively high price tag.

50. Stellar Converter for OST

Stellar Converter for OST is a robust and proficient tool that enables users to extract all contents of OST files including emails, contacts, calendars, notes, journals, etc. and convert them into PST format. Apart from PST, it provides multiple output formats like MSG, EML, RTF, PDF, and HTML. The software supports encrypted and password-protected files and is compatible with all versions of MS Outlook including 2019, 2016, 2013, 2010, 2007, etc. Its intuitive GUI makes it user-friendly for all types of users.

50.1 Pros

High Conversion Accuracy: It ensures comprehensive and accurate conversion of OST to PST with original formatting being kept intact.
Preview Feature: Allows reviewing the mailbox item before saving it, thus ensuring the accuracy of data recovery.
Multiple Saving Options: It offers multiple saving formats over and beyond PST like MSG, EML, RTF, PDF, and HTML.

50.2 Cons

Scanning Time: Scanning of large OST files can take a considerable amount of time.
Premium Version Required: The free version has limitations and users need to purchase the premium version for complete conversion.

51. Kernel OST Recovery Tool

Kernel OST Recovery Tool is an advanced solution for repairing and recovering inaccessible or corrupt OST files. It retrieves all mailbox data including emails, calendar entries, contacts, tasks, etc., converts them to PST format, and allows users to save them to various other formats like DBX, EML, and MSG. The software also supports recovery of encrypted OST files, making it a comprehensive recovery solution.

51.1 Pros

Multi-Level Scanning: Offers quick scan and deep scan options catering to varying levels of OST file corruption.
Save to Various Formats: Provides option to save recovered OST file into multiple formats including PST, DBX, EML, and MSG.
Preview Feature: Allows users to preview the recoverable items before restoring them.

51.2 Cons

Complex Interface: The user interface of the tool can be a bit complicated for non-technical users.
Heavy on Resources: The software can be resource-intensive, especially when recovering larger OST files.

52. Recovery Toolbox for Outlook

Recovery Toolbox for Outlook is a versatile resolution for repairing corrupt or damaged OST files. It recovers all the components of an OST file like emails, calendars, contacts, tasks, etc., and exports them into PST format. This software also comes with the functionality of converting OST to several other formats, making data transfer simpler. It boasts compatibility with a wide range of MS Outlook versions, including both older and newer ones.

52.1 Pros

Selective Recovery: Allows the user to select specific items or folders for recovery, enabling a customized recovery process.
Multilingual Support: Supports various global languages, making it accessible for a diverse user base.
Compatibility: Supports all versions of MS Outlook and is compatible with Windows OS.

52.2 Cons

No Free Version: Doesn’t offer a free version, limiting testing possibilities before purchase.
Slow Recovery: The process of recovering large OST files can be time-consuming.

53. Summary

53.1 Best Software

We select DataNumen Exchange Recovery as the best OST repair software due to its unparalleled recovery rate, advanced OST to PST conversion capabilities, high customer satisfaction, versatility, and its recognized position in the industry. These factors combined make it a reliable and efficient choice for anyone needing to repair or recover data from OST files.

Free download

53.2 Overall Comparison Table

Tool	Recovery Rate	Price	Features	Ease of Use	Customer Support
DataNumen Exchange Recovery	Very High	High	Comprehensive Conversion, Robust Recovery	Very Easy	Excellent
EdbMails OST to PST converter	High	Medium-High	Extensive	Average	Available
MSOutlookHelp OST File Repair	Average	Medium	Multi-format Support, Preview Feature	Easy	Responsive
KDE Tools OST Recovery Tool	High	High	Robust Recovery, Preview Option	Medium	Available
MailsDaddy OST Recovery Tool	High	High	Conversion Flexibility, Data Preservation	Average	Responds Slowly
Softaken OST to PST Converter	High	High	File Preview, Data Integrity	Easy	Helpful and Responsive
Shoviv Exchange OST Recovery	High	High	Diverse Export Options, Filter Option	Easy – Medium	Available
SysCurve OST to PST Converter	High	Medium-High	Multi-format Conversion, Data Preview	Easy	Responsive
Mailvare Repair OST	Average-High	Medium	Multiformat Conversion, User-friendly	Easy	Available but Slow
Advik OST Repair Tool	Average-High	Medium-High	Multiformat Conversion, Batch Conversion	Easy	Available even on weekends
Aryson OST Recovery	High	Medium-High	Wide-ranging Recovery, Multiformat Support	Average	Available
BitRecover OST Repair Wizard	High	High	Batch Conversion, Versatile	Easy	Less Responsive
ConverterTools OST File Recovery Tool	High	Expensive	Repair, Recover, Convert	User-friendly	Average
RecoveryTools OST Repair Tool	High	Medium	Repair, Recover	Average	Good
iMyFone ScanOutlook	High	Medium	Selective Recovery	User-friendly	Average
PCVITA OST Recovery Software	High	Expensive	Comprehensive Recovery	Complicated	Good
eSoftTools OST Recovery Software	High	Medium	Comprehensive Recovery	Average	Good
Cigati OST File Recovery Tool	High	expensive	All-encompassing Solution	Complicated	Good
Emaildoctor OST Recovery	Medium	Low	Advanced Scanning	Simple	Average
Regain OST File Recovery	High	Expensive	Recovery, Repair	Average	Good
Repair Outlook OST File with Yodot Outlook PST Repair Tool	High	Expensive	Recovery, Repair	Complicated	Good
Sysinfo OST Recovery Tool	High	Medium	Wide Functionality Range	User-friendly	Average
Email Pro Help OST File Recovery Software	High	Medium	Comprehensive Recovery	Average	Good
MigrateEmails OST Recovery Tool	High	Moderate	Data Conversion, Data Integrity, Preview Feature	Medium	Average
DataHelp OST Repair Tool	High	High	Wide Compatibility, Data Restoration, Folder Hierarchy	Easy	Good
DRS Softech OST Recovery Tool	High	High	Encryption, Compression, Direct Data Export, Multi-format Conversion	Hard	Average
FreeViewer OST Recovery Tool	High	High	Wide Recovery Range, Encrypted Files, User-Friendly	Easy	Good
CubexSoft OST Recovery	High	High	Advanced Features, Attachment Extraction, Batch Conversion	Medium	Average
REPAIRWARE OST File Repair Tool	High	High	Recovery Features, Data Conversion, User-Friendly	Easy	Good
GainTools OST to PST Converter	High	High	Data Conversion, Ease of Use, Data Integrity	Easy	Average
OST Repair Toolbox – Outlook OST Repair Tool	High	High	Wide Recovery Range, User-Friendly Interface, Compatibility	Easy	Good
Outlook PST File Recovery – Inbox Repair Tool for Outlook	High	High	Wide Recovery Range, Simultaneous Recovery, Compatibility	Medium	Average
OST Fix Tool	High	High	Efficient Recovery, Data Conversion, User-Friendly Interface	Easy	Good
OST Repair Kit Online	High	Medium	Online Tool, Data Conversion, Ease of Use	Easy	Average
OST Repair Kit – a tool for repairing OST files	High	Premium	Broad	Intuitive	Moderate
Fix Outlook File ONLINE	Medium	Free	Basic	Easy	Moderate
MailConverterTools Exchange OST Recovery	High	Premium	Broad, with conversion feature	Complex	Good
Software Imperial OST Recovery Software	High	Premium	Broad	Intuitive	Moderate
Revove Outlook OST File Recovery Tool	High	Premium	Broad	Complex	Good
MacUncle OST Recovery Tool	High	Premium	Basic	Easy	Good
PC Info Tools OST Recovery Tool	High	Premium	Broad, with conversion feature	Complex	Good
SysVita For Exchange OST Recovery	High	Premium	Broad, with conversion feature	Intuitive	Good
VSPL OST Recovery Tool	High	Premium	Broad, with conversion feature	Complex	Good
Stella OST to PST Recovery Software	High	Premium	Broad, with conversion feature	Intuitive	Moderate
DataRecoveryFreeware Exchange OST Recovery	High	Free	Basic	Intuitive	Moderate
SysOZ OST Recovery	High	Moderate	Comprehensive Recovery, Multiple Output Formats	Easy	Good
ATS OST to PST Converter	High	Moderate	Multiple Conversion Formats, Batch Conversion	Intermediate	Good
SysTools OST Recovery Tool	High	High	Advance Scanning, Multi-Format Conversion	Easy	Excellent
Stellar Converter for OST	Very High	High	High Conversion Accuracy, Multiple Saving Options	Easy	Excellent
Kernel OST Recovery Tool	High	High	Multi-Level Scanning, Various Format Saving	Complex	Good
Recovery Toolbox for Outlook	High	High	Selective Recovery, Multilingual Support	Easy	Average

53.3 Recommended Tool Based on Various Needs

If you want to get the best recovery result, then DataNumen Exchange Recovery is the first option.

If you are looking for a balance between budget and functionality, the MSOutlookHelp OST File Repair is recommended due to its multi-format support and responsive customer support.

For large businesses dealing with a higher volume of OST files, the Shoviv Exchange OST Recovery tool is an excellent choice due to its diverse export options and robust recovery capabilities.

On the other hand, individual users might prefer the Softaken OST to PST Converter for its user-friendly interface and reliable customer service.

54. Conclusion

OST repair tools are an indispensable resource for any user who wishes to recover data from corrupted or inaccessible OST files. They not only recover data but also ensure that it’s converted into a usable format. Yet, with a plethora of options available in the market, the decision for the best tool essentially comes down to individual necessities and expectations.

While one tool might outperform others in terms of recovery rate and conversion capabilities, it might fail to satisfy the expectations in terms of price or user-friendliness. Therefore, understanding your specific needs and expectations from the tool and effectively evaluating all potential options based on these needs is the key to choosing the most suitable OST repair tool.

Take into account aspects like recovery and conversion capabilities, ease of use, customer service, and price when making your decision. Striking a balance between all these considerations will deliver a more effective and gratifying repair and recovery experience.