Free PST file Viewer and Reader

Use OST PST Viewer freeware to open, view and search in old Outlook PST files

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View PST files and other OST PST Viewer features:

  • Open PST files without Microsoft Outlook

    Open to view multiple PST and OST files of any size created by any version of Microsoft Outlook.
  • Read an orphaned PST files

    Open view and read orphaned PST files without connecting them to Microsoft Outlook.
  • Search PST files content without Outlook

    Quick search feature of the software allow user search PST file content for attachments, contacts, calendars, notes in any folder. With Pro version use advanced search, and filter the items by date, field or folder.

How to view PST files:

Just follow these simple steps:

  1. Download,install and launch OST PST Viewer on your PC;
  2. To add a file to OST PST Viewer, go to the "File" tab and click "Open";
  3. Choose a PST or OST file you would like to review.
You can now easily explore your Outlook PST files.

More features:

Thousands of customers worldwide trust our OST PST Viewer

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Customer Testimonials
5 - 2 reviews
My company just moved to the Microsoft Exchange, and we had to find the solution to convert the pst files to ost. I have found this program via the internet and it works perfectly, we are considering ..."
Jeffrey, USA See more
4Team Corporation
5645 Coral Ridge Dr #211
Coral Springs
FL 33076, USA
USA: +1 (954) 796-8161
UK: +44 020 3371 8464
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