Top 10 Best OST to PST Converter tools You Need to Check out

There are different reasons that may require you to convert OST files to PST format, let’s take a look at a few:

  • Restoration of data from an orphaned OST file
  • Inability to access mailbox data online, in case of Exchange server downtime or crash
  • Transferring OST file data to another system

With the help of OST to PST converter software tools, you can easily convert OST file to PST in a hassle-free manner. While there are several OST to PST converter tools available online, it can be challenging to locate a reliable tool that stands up to your expectations.

After doing a thorough analysis of the features and performances of several OST to PST converter software, here’s a list of 10 of the best converter tools worth considering:

Stellar Converter for OST

Stellar® is a trusted name among users, owing to its vast experience and competent products that it offers, such as Stellar Converter for OST software. The USP of this software is it’s feature-rich, yet simple to use interface – that seamlessly guides you through the OST to PST conversion process. Also, renowned review websites and MVPs have acknowledged Stellar Converter for OST for its exceptional performance.

Pros:

  • Converts inaccessible and encrypted OST file in PST file format.
  • Converts all OST mailbox components, like emails, attachments, contacts, calendar entries, notes, journals, etc.
  • Converts OST file of virtually any size to PST file.
  • Find and marks deleted items in OST file with red color for easy differentiation.
  • Allows user-specified recovery of email messages from OST file based on ‘To’, ‘From’, ‘Subject’ and ‘Date’ filters.
  • Shows preview of converted mailbox items in a three-tier structure.
  • Provides multiple saving options, including EML, MSG, PDF, RTF, and HTML file formats
  • Option to export OST file to Office 365 mailbox/Live Exchange Server is available in Tech version.
  • The tech version supports batch conversion of OST files to PST files.
  • The tech version allows to split and compact the files before saving it as PST.

Cons:

  • Demo version allows saving only 20 items per folder from the converted file. But, you can have a free preview of all the converted items.

Supported OS: Windows 10/8.1/8/7/Vista/XP

Supported Outlook version: Outlook 2019/2016/2013/2010/2007/2003/2000

free download

Shoviv OST to PST Converter

 Shoviv OST to PST Converter, another great software that can help you recover and convert inaccessible or damaged OST file to PST file format.

Pros:

  • Supports recovery of deleted OST items.
  • Save converted file mailbox items in MSG, EML, HTML, CAL, VCARD, VCAL, RTF etc.
  • Demo version allows conversion of 25 items per folder.
  • Option to save and load scanned results.
  • Supports splitting of over-sized PST files.
  • The Technical license of the software allows to export multiple OST Files in Office 365 and Live Exchange server mailboxes.

Cons:

  • Does not support Office 2019 version
  • Does not recover and convert encrypted OST files.
  • Hard to identify the deleted items

Supported OS: Windows 10/8.1/8/7/Vista/XP/2000/98/NT/95

Supported Outlook version: Outlook 2013/2010/2007/2003/2000

Aryson OST to PST Converter

The OST to PST converter software from Aryson is another great option for converting OST files to Outlook PST format.

Pros:

  • Converts encrypted OST files to PSTs
  • Converts OST file mailbox objects, like attachments, emails, journal, contacts, etc. to a PST file.
  • Provides multiple saving file formats like PST, EML, MSG, MBOX or Archive Mailbox.
  • Save specific emails from OST file to PST based on ‘to’, ‘from’, ‘subject’, and ‘date’ filters.
  • Demo version allows free conversion of 20 emails per OST file.
  • Allows splitting large-sized PST files based on date and size.
  • Supports log creation of OST to PST file conversion process

Cons:

  • Demo version only allows conversion of OST file to EML file format.
  • Does not provide support to export OST files to Office 365.
  • Does not support the recovery of deleted items.
  • Does not support Outlook 2019 version.

Supported OS: Windows 10/8.1/8/7/Vista/XP/2000/98/NT/95

Supported Outlook version: Outlook 2016/2013/2010/2007/2003/2000/98/97

KDETools OST to PST Converter

KDETools OST to PST Converter also helps recover inaccessible OST files, and convert them into PST and other file formats like MSG and EML.

Pros:

  • Recovers and converts inaccessible, password-protected and encrypted OST files.
  • Retrieves deleted OST email items.
  • Directly imports OST file to Office 365 and Exchange server.
  • Allows splitting oversized OST files.
  • Supports selective conversion of OST file items.
  • Batch conversion of OST to PST file is supported.
  • Demo version allows free preview of 30 items from each OST folder.
  • The Technician License of the software supports batch conversion of OST to PST file.

Cons:

  • Deleted items are not highlighted.
  • No option to save and load scanned results.

Supported OS: Windows 10/8.1/8/7/Vista/XP

Supported Outlook version: Outlook 2019/2016/2013/2010/2007/2003

EDBMails OST to PST Converter

EDBMails OST to PST Converter software is acknowledged as a file recovery application, capable of recovering data from orphaned OST files to Outlook PST files. The software converts OST to PST file, and then import the converted file to Office 365 or Live Exchange Server.

Pros:

  • Facilitates recovery and conversion of orphaned and encrypted OST file to PST file.
  • Converts OST file items, including emails, sent items, messages with attachments, contacts, etc.
  • Recovers accidentally deleted mailboxes.
  • Saves converted file data in Outlook PST, EML, MSG, HTML and MHT file formats.
  • Supports selective conversion of mail items from OST file based on ‘Subject’, ‘from’, ‘to’, ‘cc’, ‘bcc’, and ‘date’ based filters.
  • Supports automatic splitting of resultant PST file based on file size.

Cons:

  • Does not support selective mail conversion
  • No option to save and load scanned results.
  • Outlook version 2019 is not supported.
  • Differentiating deleted items can be difficult.

Supported OS: Windows 10/8.1/8/7/Vista/XP

Supported Outlook version: Outlook 2016/2013/2010/2007/2003

OST2 Converter

OST2 Converter is a free OST to PST conversion software from Microsoft Outlook.

Pros:

  • Easy to navigate GUI makes OST to PST file conversion a breeze.
  • Converts emails, calendar, contacts, and other mailbox items from OST file to PST file format.
  • Supports conversion of large-sized OST files to PST files.
  • Enterprise Edition of the software supports conversion of orphaned OST file to PST.
  • The free version of the software allows conversion of up to 5 items from each OST folder.
  • Supports migration of OST file data to Office 365.
  • Batch conversion of OST files feature is available in the Enterprise Edition of the software.

Cons:

  • Does not support the conversion of encrypted OST files.
  • Does not recover deleted mails.
  • Does not support multiple file saving formats
  • Requires downloading OST PST Viewer Tool to preview scanned results.
  • No option to split and compact large-sized PST files.

Supported OS: Windows 10/8/7

Supported Outlook version: Outlook 2019/2016/2013/2010/2007/2003

MailsDaddy OST to PST Converter

MailsDaddy OST to PST Converter is a simple-to-use and user-friendly application that helps recover the data from inaccessible OST file, and convert the OST file to PST. It also helps convert OST files to MSG, EML, MBOX, Office 365 and Live Exchange Server.

Pros:

  • Allows converting encrypted OST files to PSTs.
  • Supports bulk migration of OST mail items, like emails, contacts, calendars, tasks, etc.
  • Recovers and converts deleted mailbox items from the OST file to PST file
  • Supports multiple export options like PST, EML, MSG, TXT, RTF, MBOX, and MHTML.
  • Demo version allows exporting 20 items per folder.
  • Filter emails from converted file based on ‘Read’, ‘Unread’, and ‘Date’ range options.
  • The Business License of the software allows exporting OST file to 365 and Live Exchange Server
  • Allows splitting large-sized PSTs.

Cons:

  • Did not recover all deleted items.
  • No option to save and load scanned results is available.

Supported OS: Windows 10/8.1/8/7/Vista/XP

Supported Outlook version: Outlook 2019/2016/2013/2010/2007/2003

SysTools OST to PST Converter

The OST to PST converter software from SysTools has also garnered considerable interest among users for its brilliant performance. The software supports OST file migration from IMAP, Office 365 and Hotmail accounts.

Pros:

  • Supports conversion of encrypted OST file to PST.
  • Converts data from OST file, including emails, contacts, calendars, notes, journals, etc. to PST file.
  • No file size restriction for OST file conversion
  • Recovers and shows deleted emails in red color.
  • Saves converted the file in PST, EML, MSG, and HTML file formats.
  • Batch convert OST file to PST file format.
  • Option to save and load the scanned OST file.
  • Demo version export 25 items per folder from OST file to PST or other supported formats.
  • Helps split large-sized PST file after conversion.

Cons:

  • Software installation requires .NET framework 4.5, or else it may cause compatibility issues.
  • Option to compact PST file is not supported.

Supported OS: Windows 10/8.1/8/7/Vista/XP

Supported Outlook versions: Outlook 2019/2016/2013/2010/2007/2003/2002/2000

Kernel OST to PST Converter

Last in the list is Kernel for OST to PST is another great converter software, recommended by tech geeks for converting OST files to different messaging formats. The software specializes in restoring lost or deleted mailbox items from OST file to PST file.

Pros:

  • Converts orphaned or encrypted OST files to PST files
  • Converts OST mailbox items, like emails (with attachments), calendar entries, contacts, etc.
  • Converts OST file to PST format without any size limitation.
  • Converts OST file to different file formats, like PST, TXT, RTF, MSG, PDF, etc.
  • Demo version of the software allows saving 25 items from each OST folder.
  • Export OST file items to Office 365 mailbox
  • Provides splitting functionality to manage large-sized PST files (available in Corporate License).

Cons:

  • Takes a long time to do a deep scan for deleted items
  • No support is available to compact resultant PST file.
  • Work slow during large OST file

Supported OS: Windows 10/8.1/8/7/Vista/XP/2000/98/NT/95

Supported Outlook version: Outlook 2019/16/13/10/07/03/02/2000/98/97

Conclusion

When using OST file for offline access to Exchange mailbox or its individual components, you may come across situations that call for converting OST files to PSTs. While there are several OST to PST converter tools out there that can help you perform the conversion process easily and quickly, not all of them can meet your expectations. Hopefully, the list of 10 OST to PST converter software tools covered in this article will help you pick a suitable software to meet your needs.

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