• Stellar OST to PST Converter

Stellar OST to PST Converter

Perform secure conversion of OST files to Outlook-importable PST files

(151 reviews)

Professional OST conversion tool that easily converts objects in an OST file into PST format and exports them to a newly created PST at user-specified location.

  • Converts emails, contacts, notes, calendar entries, and journals
  • Preview of converted messages in a three-pane structure
  • Saves the converted mail messages as MSG, EML, RTF, HTML, and PDF formats
  • Easy arrangement of scanned messages based on From, To, Subject, Date, Type, Attachment, and Importance
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Key Features

Stellar OST migration tool performs a safe conversion of your Outlook OST to PST file without altering the email text formatting and the original folder structure of your mailbox. Some remarkable features of the software are as follows

Convert OST to PST icon

Convert OST to PST

Stellar OST to PST converter extracts every mail component present in your OST file and restores them to a new PST file. This tool can effectively convert emails, contacts, attachments, notes, journals, calendar entries, etc Read More

Preview of Mail Objects icon

Preview of Mail Objects

Software provides smart preview options of all the converted mail objects in a similar three-pane structure. The preview window shows the emails, calendars, contacts, tasks & journals are presented in a very professional manner.

Safe and Risk-Free OST Conversion icon

Safe and Risk-Free OST Conversion

The software ensures precise OST to PST migration by averting all possible risks of loss of formatting and other mail attributes. It also places a counter against each mail folder to display the number of converted items.

Save Individual Mails as EML or MSG icon

Save Individual Mails as EML or MSG

This OST Converter allows you to perform an extensive search of specific emails after the scanning based on parameters, such as 'To', 'From', 'Subject', and 'Date'. You can select the desired emails and save them either as EML or MSG files.

Sort and organize Mail Messages icon

Sort and organize Mail Messages

After the OST file is scanned, the software gives the option to organize the different mail message on the basis of Date, From, To, Subject, Type, Attachment, Importance, Show in Groups etc

Save Converted File at Desired Location icon

Save Converted File at Desired Location

The advanced 'Save' option of this OST file repair tool gives you the privilege to save your converted file at a desired location in your system or on any network disk recognized by the operating system.

Support and Compatibility  icon

Support and Compatibility

MS Outlook: Support for MS Office 2016, 2013 (32 bit version and 64 bit versions), MS Office 2010 (32 bit and 64 bit versions) / 2007 / 2003 / 2002 (XP) / 2000

Stellar OST to PST Converter - Technician icon

Stellar OST to PST Converter - Technician

Here is the Advanced OST to PST Converter – Tech, a must for all administrators and technicians who deal with the frequent need to of converting OST to PST file. In addition, the tool is capable of compressing or splitting the converted OST file at the time of saving it based on various criteria. Read More…



Stellar OST Converter allows finding the desired emails in your converted OST file and saving each email either as an EML , MSG, PDF, RTF and HTML file formats at any user-specified location in the system. You should follow the given procedure to find and save specific email messages using the software:

1. Once the scan is completed, click 'Find' button on the tool bar. The 'Search Messages' dialog box is displayed on the screen.

2. Click 'Mail' > 'Data Files'.

3. Specify the following search criteria in the dialog box:

  • To: Specify a part of the recipient's email address or the complete email address. You can separate the email addresses of different recipients using ';'
  • From: Specify the email addresses of senders. You can separate individual entries by a ';'.
  • Subject: Specify the subject property of the emails you need to find. You can provide a few characters, words, or the complete subject line of the email.
  • Date: Check the 'Select Date Field' check-box and specify the desired date. This will help to find all the emails sent or received on this specific date.

4. In the same dialog box, click 'Find Now'.

5. The software initiates the search process and displays all the found emails in the bottom pane.

6. When you right-click an email in the search results, multiple file saving formats will be displayed Choose the desired option to save the email in the respective format.

Yes, Stellar OST To PST Converter allows you to search for Offline Folders (OST) files in any folder, sub-folder, or drive in your system. You can use the 'Find Outlook File' option of the software to locate OST files in the selected drive and choose the desired file for conversion.

You may require migrating from OST file to PST in any of the following cases:

  • Your mailbox on the Exchange Server is deleted accidentally and you need to access your emails.
  • You are facing issues while synchronizing MS Outlook with Exchange Server.
  • You need to carry your business emails to a different workplace or organization

The time required by the software to perform ost to pst conversion heavily depends on the size of your OST file. The software efficiently scans your OST file and tries to deliver the best performance with reliable and accurate results.

For importing your PST file into MS Outlook, follow these steps:

  • Start MS Outlook.
  • On the 'File' menu, click 'Open' and then select 'Outlook Data File'.
  • Choose the PST file you need to import and click 'OK'.
  • After the process is completed, you will see a second personal folder named 'Stellar Phoenix Outlook PST Repair' containing all your mail folders.

Stellar OST to PST gives the option to save the converted OST file in MSG, EML, PDF, RTF or HTML formats.


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