SysTools OST to PST Converter 9.1.0
Download For Windows PC

Most Rated Solution by Experts to Convert Offline / Orphaned OST File to PST Format.
Free Download
4.0/5 Votes: 25
Mar 15, 2023
85.05 MB
Windows 7, 8, 10, 11 PC
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It feels burdensome when you have to execute a task, but the process seems lengthy. Here the SysTools converter for OST to PST makes the process easier by making the conversion job simple. This is a proactive tool, as it is capable to convert OST files into PST and several other email file formats like MBOX, EML, MSG, NSF, EMLX, etc.

This tool offers the feature to convert Emails, Contacts, Calendars, Notes, Tasks, and Journals from OST files to PST format. Moreover, there is no chance of data loss or corruption while using the OST to PST Converter software.

Apart from that, this tool provides the option of exporting OST files into different document formats like HTML, PDF, DOC, DOCX, TXT, RTF, vCard, CSV, ICS, and MHT.    

The Capacity to Handling The OST Files

This software is renowned for its extraordinary feature and the brilliant performance that it shows. Be it a single OST file or multiple files regardless of size, or conversion type. This tool can easily perform the process of converting the files into PST without having any lag or glitch. It maintains the data file structure after conversion. Also, it functions with 100% accuracy which means that this is the most reliable and trustworthy tool ever made for users.

OST to PST Converter Tool – Compatibility

When it comes to compatibility factors, this tool is compatible with all the MS Outlook and Windows OS versions including the latest version like Windows 11 (64-bit). The tool is compatible with Windows 11 (64-bit), Windows 10, 8, 7 (32-bit or 64-bit), and Windows Server 2016, 2012 R2, and 2008.

Main Features of This OST to PST Converter

This software provides the feature to convert offline OST, inaccessible OST, or orphaned OST in lesser time. Moreover, this tool can swiftly convert batch OST files to PST which shows how smart the tool is.

To make it easier and more useful for naïve users, the tool has been made in such a way that the user can use it without any confusion. It has a simple and unique user interface that makes it easy to use and takes lesser time in converting.

By using the SysTools OST to PST Converter, the user can preview their OST file data in various file formats like Normal Mail View, HEX view, Properties (shows additional email details), Message Header, MIME, HTML, RTF, and Attachments. It is one of the coolest properties that it persists.


The software requires only 100 MB of free space and a minimum of 4 GB RAM with an Intel core 2 DUO CPU E4600 processor with a speed of more than 2.40GHz.

And it should be installed with the Microsoft .Net framework 4.5 or above.

Software Limitations

OST to PST converter tool is compatible with all Windows OS versions, but it does not support the Mac OS. Also, this tool cannot be accessed on mobile phones. As many OST files cannot be converted through mobile phones so for that a user might require a local system to use this tool.

Highlighted Features of this OST to PST Converter Software

  • Able to export Orphaned, large, corrupted, inaccessible OST files.
  • This tool can remove and Decrypt S/MIME and OpenPGP encryption from OST email files.
  • Provides the feature to convert selective OST files to PST format.
  • OST converter tool is capable of exporting IMAPExchangeHotmail, and Office 365 OST files quickly.
  • It includes advanced features like the Date Range and Split PST File option.
  • Gives the option to search the OST file from a selected Drive or from all existing drives

Get The Pricing and Download Option

This tool comes with a Free Demo Trial version. Which the user can use for trial purposes. The demo version of the OST to PST converter tool generates a preview of the OST data file. And has a limit of converting 25 items from a folder to PST, EML, MBOX, PDF, HTML, MSG, NSF, and other file formats.

If you get satisfied with the trial version then you can buy the licensed version in which you can have more features to use. Different licenses available are Personal, Corporate, Technician, and Enterprise. The price range starts from $49 and goes up to $599. So as per the requirement you can select any license.

Is This Converter Software for OST to PST Safe to Use?

Without any doubt, this OST to PST Converter tool is fully safe and secure to use. It ensures that the data is safe from being corrupted and lost. As this tool is equipped with the most advanced security and encryption. It uses an enhanced algorithm that reads all types of OST files.

SysTools OST to PST Converter Latest Version 9.1.0 Update

Updated to version 9.1.0 on Mar 15, 2023.