- Rating: 4.8 - 101 reviews

Great tool, easy to use and works very fast."

About 4Team Corporation,

the company behind OST PST Viewer

We are a Microsoft Gold Certified Partner and independent software developer and vendor. Since 1999 we have provided business solutions to our corporate customers and individual end-users worldwide. We are very proud to be highly recommended by our satisfied customers and offer award-winning support.

Open Outlook data file and other OST PST Viewer features:

Access Outlook data files

OST PST Viewer is very fast Outlook file opener. Our program can access Outlook data files and browse contacts, messages, events, calendar.

Access Outlook data files

Open Outlook data files without Outlook or Exchange

OST PST Viewer allows you to open Outlook data files without Outlook installed. Access Outlook Data files, PST or OST files, without Exchange, offline.

Open Outlook data files without Outlook

Software to browse, view and search Outlook data files

Fast and easy tool to open Outlook data files. You can open, access, browse, view, read, search or import Outlook OST or PST files in just few steps.

Browse, view and search Outlook data files

How to open Outlook data files using OST PST Viewer?

Just follow these simple steps:

  1. Download and install OST PST Viewer to your PC;
  2. Open OST PST Viewer;
  3. Go to the file menu;
  4. Choose “open”;
  5. Find the Outlook data file you want to access.
After that, you can browse, view or search your Outlook data file.
How to open Outlook data files using OST PST Viewer

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