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5 Best Rated PRO OST to PST Converter of 2024 [FREE Download]

In this blog we have summarizes the amazing list of top 5 best OST to PST converter that trending all over the technical world in 2024. This blog will help you choose the most dominant tool suggested by experts to convert OST to PST format. We have described each OST to PST software along with their Pros and Cons to Export OST mailbox data to PST format. So, just continue to follow up the blog to know which one is the most trending tool of the season.

There are various OST to PST Converters tools that are already offered by various organizations. It will be definitely a crucial solution for users to migrate Exchange or IMAP Outlook OST mailbox into PST format. Despite Microsoft Outlook being a highly secured email application, most of the users often face a major issues of it. There are various problem encounters to Microsoft Outlook users in different scenarios which does not allow users to switch their mailbox data. There are such situations where OST file becomes inaccessible for users to access mailbox data.

Some of the Reasons are Described Below:

  • OST File Becomes Corrupted Due to Lack of Storage Space.
  • Orphaned IMAP OST Files
  • When Exchange server stops working
  • Synchronization errors
  • Accidental Deletion of User’s account
  • Microsoft Outlook Update Failure
  • Unexpected Hardware failures
  • Server breakdown
  • Virus Attacks / Trojans Infections

To overcome these issues, we have bring up a solution that helps you to access your old OST mailbox data again.

We have researched lots of OST to PST Converter tools and tried each tool manually to create a perfect list of OST to PST Converter tools for users. The list has been designed by testing the tool on different parameters such as user’s review, price, user interface, features, and much more. Each tested tool is capable to perform the perfect OST to PST Conversion without losing any data items. So that users can directly choose any one for best conversion results. I hope it will be beneficial for you to choose the best one which perfectly suits to your requirement. Let’s take a quick review on each tool one by one to understand their features and their capabilities.

List of 5 Best OST to PST Software of 2024

Here is a list of the best 5 OST to PST Converter tools that we are going to discuss. Please go through the entire article to know the best tool of 2024 for conversion.

1. ZOOK OST to PST Converter

zook software box

According to our research, we have listed ZOOK OST to PST Converter on top. It is one of the best rated and trusted tool which is recommended by Microsoft MVP and IT Admins. As it is found to be most simple, reliable and straightforward tool which directly convert OST to PST with attachments in just 2 simple steps. The tool came up with multiple powerful features which easily resolves multiple tasks of conversion from OST to PST format. Simple GUI of the tool attracts lots of novice users to choose this as their first choice.

Moreover, the tool has dual mode by which users are capable to convert OST file or OST folder at a time according to their requirement. There is no Outlook installation required for users to perform error-free OST to Outlook migration.


Some of the important features of the utility are described below: –

  • Allows You to Convert Inaccessible, Corrupted, Orphaned, encrypted and IMAP OST Files.
  • Batch conversion of OST to PST format at once.
  • Export All OST mailbox data items such as emails, contacts, calendars, tasks, notes, entries, journals, etc.
  • Provides One-to-One Conversion GUI for users.
  • All emails will remain saved in same hierarchy of folder structure.
  • Email and text formatting of OST emails will remains intact even after conversion.
  • Split large OST file according to file size i.e. 2GB, 5GB and 10 GB.
  • Merge multiple small OST files into single PST file.
  • File renaming option is also available while saving resultant file.
  • Supports all .ost Files of Outlook 2021, 2019, 2016, 2013, 2010, 2007, etc.

Cons: Free Demo Version facilitates user to convert only 25 items from each folder of OST Files to PST format.

2. SysTools OST to PST Converter

systools ost to pst converter

Let’s have a look on another alternate solution for users to perform error-free OST to PST conversion safely. SysTools OST to PST Converter is another popular tool which that lets you to export OST mailbox data items into PST format. The tool is fully supportable to convert Outlook 2021, 2019, 2016, 2013, 2010 and below edition .ost files to PST. It has been designed by using edge cutting algorithms which rapidly converts OST to PST along with entire data items. This OST Converter to PST facilitates complete conversion of OST to PST format by featuring the option of saving resultant PST file at desired location.


  • Convert Single as well as Multiple OST Files.
  • It allows to convert OST mailbox data to PST format.
  • Supports Batch Conversion.
  • Allows to Large OST Files without File Size Limitations.
  • Date-based and User-defined Filtering options
  • Supports to all Latest versions of Windows and MS Outlook.


  • .Net Framework is required to Counter Compatibility Issues.
  • There is no option available to reduce your OST file size.

3. Stellar Converter for OST

stellar converter for ost

In our list, Stellar OST to PST Converter comes up next which is another well-known tool that convert OST file to PST format. It is another wonderful utility which facilitates quick migration of OST files into PST format. The tool offers to convert OST to PST file by extracting OST mailbox items to PST format with 100% efficiency. Users are also capable to save the resultant PST file by selecting the predefined file naming options such as time and date, subject, etc.


  • Quickly Extract All OST Mailbox Data Items Such as Email, Attachments, Contacts, etc.
  • Provides Safe and Fast Conversion of OST Files to PST Format.
  • Batch Migration of OST Files to PST Format.
  • Option to Split OST Files into Smaller PST Files.
  • Preview of OST Mailbox Data Items.
  • Supports all Editions of MS Outlook.


  • Limited features in Trial Edition.
  • Slower Scan of OST Files.

4. Kernel for OST to PST

kernel for ost to pst

Kernel OST to PST Converter is another amazing tool for Windows to migrate from Exchange OST files to PST format without losing any data. It retrieves OST mailbox from inaccessible OST files to PST format. The tool provides complete conversion of offline Outlook data file to Outlook PST format without any alteration of data.


  • Migrate Exchange OST Emails to PST format with Accuracy.
  • Gets a log report after the conversion.
  • Convert Multiple OST Files into PST Format.
  • Supports all Outlook Versions and Windows Editions.
  • Export OST Files without depending on file size.


  • Most of the features are disabled in Trial Version.
  • Basic OST recovery features.

5. Shoviv OST to PST Converter

At last we have Shoviv OST to PST converter comes up into our list. It is another interesting tool for users which can scan OST files and extract OST mailbox data into PST format. Users can export multiple OST files to PST format at once along with entire data items. The tool is fully capable to work with OST file of any Outlook editions. It is another an excellent tool which exports OST files to PST format without any alteration of data.


  • Displays complete integrity during OST emails to PST conversion.
  • Convert single or multiple OST files.
  • Compatible with all MS Outlook versions.
  • Handle Bulk conversion of Files.
  • No Requirement of Outlook Installation.


  • No Support for Office 2019
  • Does not convert Encrypted or Corrupted OST Files.

Final Thoughts

After discussing the top 5 best OST to PST Converter, there is no problem for users in opting their best choice without any hesitation. In our research, we find out that ZOOK OST to PST Converter is one of the best tool for users to export OST to PST along with embedded data items with 100% accuracy. So, it is up to you to choose best OST to PST Converter from the list as per your convenience to resolve all your OST related issues.

We have list up the top rated OST to PST converter tools. This will help you in finding your best OST to PST migration tool. The useful list described above is created on the basis of various OST to PST Converter reviews. Although, all the OST 2 PST Wizard tools have their own features and their own unique qualities. It will be helpful solution for users by which they can instantly choose the desired tool to perform OST file to PST conversion. So that anyone can easily perform error-free conversion by choosing the right one for you.

I hope this list of best rated OST to PST converter tool will help you in choosing the right tool. These will help you to carry out the best results by converting emails from OST files to PST format for Outlook.

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One Comment

  1. Use the best and reliable software is ZOOK OST to PST Converter to Export Offline OST Emails to PST format for Outlook. The tool enables user to access orphaned, IMAP, cached, crashed OST file into PST format which allows user to open OST file in Outlook. The tool is capable to migrate OST to PST format to move calendars, emails, attachments, contacts, notes, tasks, to-do list, etc. into PST format. The tool can easily support all the latest versions of Microsoft Outlook i.e. Outlook 2016, 2013, 2010, 2007, 2003, etc. Users can also test and check the capability of the utility which offers to convert 25 items from each folder of OST files into PST format without losing any data.

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