Microsoft OST To PST Converter

Repair Corrupt Microsoft OST File and Convert to PST, EML, MSG, EMLX, MBOX, HTML, vCard, vCal, Office 365 & Live Exchange Server

  • Convert OST to Outlook PST, EML, MBOX, EMLX, HTML or MSG file format.
  • Recover & Repair Corrupted, Inaccessible, Encrypted and Password-Protected OST file
  • Recovery of Permanently Deleted/Lost emails data from OST file
  • Recover all Microsoft OST mailbox items like EMAILS, CONTACTS, CALENDARS, TASKS, NOTES, etc
  • Migrate all email data from OST to Cloud as Office 365 and Live Exchange Server
  • No OST file size limitation - Successfully Tested up to 70GB
  • Split OST file to Smaller Parts as Outlook PST file format
  • Support all OST files from any Microsoft Exchange/Outlook version (32bit & 64bit)

Windows 10   Outlook 2016

User Rating: ( 4.8/5.0 )Star on 997 User Reviews

* Free Download enables to full preview content of OST file & export upto 30 emails each folders.

Prominent Features of Microsoft OST To PST Converter

Convert OST File to Outlook PST

Microsoft OST to PST converter essentially convert files from Microsoft Exchange Server Offline OST data to Outlook PST file format with complete OST mail components data.

Recover OST File

Our software supports to recovery of inaccessible mail OST file and export OST file into healthy file format to access it in all email platforms as it supports multiple conversions.

Multiple Formats Options

After successfully scanning the OST, specify the needed format to convert .ost mails into PST, MBOX, EMLx, HTML, RTF, EML and MSG file format for further use in Outlook, Thunderbirds, Outlook Express and Windows Mail.

Recovery of Deleted Items

Software restore the permanently deleted/lost mail items of OST file by Soft or Hard Delete action. By using tool, you can easily recover all deleted/lost items at their previous locations.

Free Preview of Items

After recovery of OST data, user can preview selected mails items from recovered OST data before export OST file to desired file format like PST, MBOX, EMLx, HTML, RTF, EML and MSG Conversion process.

Export Complete Items

Simply export OST mail components including contacts, email, calendars, folders, to-do list, journals, tasks, notes, etc into necessary file format with an ease.

Maintains Metadata

This tool ensures to maintain OST email Meta-data including subject, cc, to, send/ receive, draft, and notes with original file format after recovery of Exchange OST files.

Repair Corrupted OST Data

Repair severely corrupt or damaged files from Exchange/Outlook OST data file by using OST to PST Converter software. It also fixed your any error of OST file due to any reason.

What Our Customers Are Saying About Us


  "I'm completely impressed with this OST to PST conversion tool which not only allowed me to recover all my important emails from my inaccessible OST but also restored deleted emails as well. Highly recommended.  

John Lammy |Florida, USA 


Software Specifications & Trial Limitation

System Requirements

  • Computer System Requirements: 1 GHz Processor, 512 MB RAM, Minimum 15 MB Space
  • Windows Operating System: Win 10 and all below Windows version (32-bit and 64-bit)
  • MS Outlook: MS Outlook 2000 to 2016 (32&64 bit)

Trial Limitations:

Trial version of Microsoft OST to PST Converter is available for free download. Software enables you to preview all OST contents and export 30 items from Folder only to desired file format like PST, MBOX, EML, EMLX, MSG or HTML.

Just 3 Simple Steps

to recovery of corrupted/inaccessible OST file & convert OST to PST file

Step 1 : Click "Open" to select/add OST file

Step 2 : OST file Load to scan/repair your Corrupted & Inaccessible OST file

Step 3 : Click "Export" to convert your OST file with just one click

Why Choose?

Our Products Has Been Used By Over 1 Million Customers Across 190 Countries

Satisfied Customers

1 Million+

High Performance


Years of Experience


Technical Support

24 x 7