Best OST to PST Converter Tool

  • 100% Safe and Secure Migration of High large OST file to PST
  • Save OST file in PST, EML, MSG, EMLX, vCard, vCal, HTML and MBOX Thunderbird format.
  • Efficiently Repairs corrupted/ inaccessible OST file.
  • Save OST emails, attachments, contacts, folders and delete items accurately.
  • Free Preview of OST emails & calendars before actual conversion.
  • Directly Import OST/PST files into Office365 & Live Exchange Server.updated
  • Options to Save Selective desired OST folders/items.updated
  • Splits Option PST/OST files into Smaller Outlook PST Files(s).updated
  • Keeps the E-mail metadata properties (To, From, Cc, Bcc, Subject, Date, Time) etc.
  • Support encrypted and password-protected OST files easily.
  • Supports Unlimited databse from OST file.
  • Supports Microsoft Office 2019, 2016, 2013, 2010, 2007, 2003
  • Message Filtration Options to export Outlook data between Two Specific Dates.updated
  • Download FREE version provide you Preview of recovered OST items to check the software functionality before investing in full Pro version.


All in One Tool to Migrate, Export OST Mailbox into multiple file formats

Export OST to PST

Export OST to PST, EML, MSG, HTMl, vCard (Contacts), vCal (Calendar)

OST to PST Converter is the best conversion software to export OST files into Outlook PST. This software migrates OST data files into HTML, MSG, MBOX, and other file formats.


Export OST to Office 365, Live Exchange Server

OST to Office 365 tool is an advanced tool to convert OST file to Office365. This software import email meta properties and attachments like To, Bcc, cc, subject, etc. Also securely convert OST to Office365 with emails, calendar, contacts, tasks, notes etc.


Export OST to MBOX Thunderbird, Apple for Mac Mail

You can easily export emails from OST to MBOX Thunderbird, Supported Mozilla Thunderbird email client and EMLx format supported for Apple for Mac Email client


OST to PST Converter - Features

OST to PST Converter

The Powerful OST to PST converter is a technically advanced tool that is designed to recover corrupt OST files. with this tool also export all types of unlimited OST file to PST file format. OST to PST Converter tool to Export number of OST files to PST, EML, MSG, MBOX, vCard, vCal format.

Directly Import OST to Office365

OST to Office365 Conversion tool provides give you good advance option to directly import OST file to Office 365 & Live Exchange Server. With this facility, the users can easily import all emails along with attachments, Calendars, Contacts etc. It also extra option to move selective folders to Office 365 environment.

Recover Inaccessible OST Items

OST to PST Converter Software give you faster process to Recover corrupt /inaccessible OST files and also helps to restore with full attachments such as emails, appointments, contacts, tasks list, journals, notes, and everything else. are also recovery results.

Preview of All Email/Folders Data

The utility facilitates its user have a complete ensures to keep Email items like inbox, outbox, sent items, draft, deleted items including all meta-data like To, Cc, Bcc, Subject, Sent/Receive Date & Time, etc as it is as before. It does not alter the original formatting of OST items.

Maintain Files and Folders

Maintains the internal folder structure of Offline OST data while exporting to other file format. No changes done in the folder structure of OST database. Hierarchical order will be maintained by the convert OST to PST tool.

Export Selected mails and folders

Our professional OST to PST converter is programmed with lowest exe file footprint which results in superfast conversion and scanning. After uploading a large file for conversion, it scans them immediately and takes least possible time for conversion of large OST files.

Split and Message filtration

This software split the file according to size (1 GB to 25GB). Message filtering option used for change date according to yourself to convert your particular data.

Convert OST to Multiple Format

Software perform Multiple Conversion options to SAVE OST file into different files formats - PST, EML and MSG. Each of these formats is supported by various platforms like: TXT, RTF, HTML etc

Save Contacts/Calendar to vCard/vCal

Export OST Contacts/Calendar to vCard (only Contacts), vCal/ICS (only Calendar) by this OST to PST Converter tool it capable to Save OST Contacts, Calendar into vCard, vCal file format in few clicks

Suppport Password-Protected File

This tool it help you to efficiently convert encrypted and password-protected Exchange OST files to PST files, without hampering its data honesty

Supports Outlook 2019/2016 & Below

One of the highlights of this OST to PST tool is its compatibility with a number of MS Office versions. It supports Microsoft Outlook Office 2016, 2013 (32 bit version and 64 bit versions), 2010 / 2007 / 2003 / 2002 (XP) / 2000.

Avail all the Benefits of the OST to PST Converter

*100% Secure - Free version Enables to Preview the converted files but Save only 30 items per folder.

Screenshots of OST to PST Converter

Screenshots of OST to PST Converter

Step 1 : Download and Run OST to PST converter software, then click on 'Browse Button' to load OST file.

Preview of OST file

Step 2 : After load OST file, you can check OST file 'Preview' on the right side of the software.

Saving Option

Step 3 : Then click on 'Export button' to choose required saving option.

Buy Online OST to PST Converter

Get licensed key of OST files to PST Software and perfectly export OST data files into PST.

Software box

Features Trial Version Full Version
Add OST Files
Preview OST Files
View Emails with Attachments
Support all latest Windows Edition
Split PST file by Size
Save & Export to PST File Allows to convert 30 items from each folder Allows to Convert unlimited OST files
Money back guarantee
Money-Back Guarantee

Feel free to Buy HowtoSol OST to PST converter tool because the company provides 100% customer satisfaction with 30 days money back guarantee in case of software failure.



"I am very much amazed to see the security and accuracy this product gives and very happy using this Exchange offline OST to PST converter to import OST file in PST format. It was helpful and I really liked it very much. I will definitely suggest this software to my business partners. "

Jerry Philip |Mccormick South Carolina, USA 

"Amazing Tool, I handled it to quickly export multiple OST data files in PST with my all images. I also recommended this tool to powerfully transfer OST email folders to PST."

Emily |Jonson, Canada