Software Apps

Stellar Converter for OST: The Easy and Secure Way to Convert OST to PST

Written by prodigitalweb

MS Outlook, a primary and popular email client, is a part of the Microsoft Office suite. It also offers features, like calendaring, task management, contact management, note-taking, journal logging, etc. MS Outlook stores emails, attachments, calendar information, and other data in an offline storage file (.OST), when configured with Exchange/IMAP server.

Sometimes, OST file becomes inaccessible or gets damaged due to various reasons, such as improper system or application shutdown, hardware issues, large OST file size, etc. If the user account is deleted from the server, then the OST file associated with that user account becomes orphaned. In such cases, it becomes difficult to restore the OST file data. However, you can convert the local OST file to Outlook PST using a third-party OST to PST converter tool, like Stellar Converter for OST.

Stellar Converter for OST: What It’s All About?

Stellar Converter for OST is a professional OST to PST converter tool used by individuals and IT admins to convert OST file to Outlook PST file. It is highly recommended by popular review platforms, such as Techgenix, to effortlessly recover the data from inaccessible or orphaned OST files. In addition to PST, the software saves the OST file data in common file formats, such as MSG, EML, RTF, PDF, and HTML. It can also convert multiple OST files in one go. Here the link you can follow to read the benchmark report published on Techgenix.

Top 5 Features of Stellar Converter for OST

  1. Simple Conversion Process with Easy-to-Use Interface

The software’s working procedure is simple and quick. It offers an easy-to-use interface. In a couple of steps, you can convert OST file to PST format with complete data integrity.

  1. Easily Extract All OST File Data

This excellent OST to PST converter software allows users to extract all the data from offline Outlook data file and save it in PST. It can convert emails, attachments, contacts, calendar, tasks, notes, and all other items from OST file to PST with 100% data integrity.

  1. Preview Offline OST File Data before Saving

The software allows users to preview OST file items after conversion. It helps users determine authenticity of the data before saving it in PST.

  1. Export OST File Data to Office 365

The technician edition of the software comes with a specific feature to directly export OST data to Microsoft 365. With this feature, users can export the converted OST to Microsoft 365 profile directly by just entering the account credentials.

  1. Multiple OST Files Conversion at Once

Users can select multiple OST files for conversion. The entire process is easy and quick. The software successfully converts bulk OST files to PSTs in one go.

How Stellar Converter for OST Works?

Firstly, you need to download and install the Stellar Converter for OST software on a Windows machine, and activate it using the software license key received from the support team. Then, follow the below step-by-step procedure to convert OST file to PST file format using the software.

  • Launch the software on your system. The software’s home screen appears. From the top ribbon, choose the Select Outlook Data file option.
  • Now, a dialog box appears on your screen – Select OST File for Conversion. Click on Browse to locate the OST file on your system and select it. If you don’t know the OST file location, click on Find. The software runs a quick scan and lists the OST files in the system.
  • After selecting the OST file, click Convert. At this step, the OST file conversion starts. Wait for a few minutes. Convert OST to PST
  • After conversion is completed, a preview screen appears displaying all the OST file items. Select any item to preview it. 2
  • If you satisfied with the preview, click on “Save Converted File”. Select the PST file option to save the data. 3
  • Live conversion status will be displayed on your screen. You can also stop the conversion process at any moment by hitting the stop button. 4
  • When the conversion process is complete, a message of successful conversion appears with the details of the file location. Click on OK to end the task. stellar 5

Pros and Cons


  • Offers multiple file saving options
  • Supports conversion of encrypted OST files
  • Fast conversion process
  • Simplified functionality
  • Ensures 100% data integrity
  • User-friendly UI
  • Safe conversion
  • Multiple language compatibility
  • Filter options for selective conversion
  • Migrate OST file data to Office 365, live Exchange, or Outlook (Technician version only)
  • Only allows conversion of 10 emails per folder in trial edition
  • In trial version, user can save converted file in PST file format only
  • Need Outlook client to operate the software


Stellar Converter for OST is a perfect tool to deal with the OST file conversion. The features it offers help in easy and quick conversion of OST file to PST. Undeniably, the software delivers what is mentioned on the product site. Above all, it is completely glitch-free during the OST file conversion process. We can say that it is a great OST to PST converter software available at an affordable price.

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