OST PST Viewer Customer Reviews

Average Rating: 4.8/5 - 283 reviews
I used OST PST Viewer to access a large old OST file. I was able to find the information I needed from some old emails, quickly using the search function. Using OST-PST viewer was that easy.
About OST PST Viewer

About OST PST Viewer

OST PST Viewer is a free* software designed to View PST and OST files in a few clicks without Microsoft Outlook. Open PST and OST orphaned Outlook data files. Search and export Contacts, Calendar, and email folders content to PST and other file formats.

*The OST PST Viewer free version has limited features. Advanced search, export files, copy text, save attachments, print items features are available only with Pro version of OST PST Viewer.

View OST and PST files and other OST PST Viewer features

OST PST Viewer

OST PST Viewer

You can open and view both .ost and .pst Outlook data files in familiar Outlook-like interface. Microsoft Outlook is not required. Open and view multiple inaccessible ost and .pst files even if you don’t have Microsoft Outlook installed.

Read OST and PST files

Read OST and PST files

Read content of old OST or PST files easily. Read Outlook email items such as email messages, notes, contacts, drafts, calendar items.

Search into OST and PST files

Search into OST and PST files

Quick search helps you find the message or items in PST or OST files. With Pro version, use advanced search and filtering to find specific items or messages. Extract, export and print out content of .ost files to .pst, pdf*, .msg, .vcf, vcard, .ical file formats.

How to use OST PST Viewer?

Just follow these simple steps:

How to use OST PST Viewer?
  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 an PST or OST file you would like to open;
  4. You can now easily explore your PST or OST file content without Outlook.
About 4Team Corporation

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.

Our satisfied customers

Customers all over the world are successfully using 4Team Corporation services for personal and business needs

Sumitomo Corporation
L'Oreal - Denmark
Eurofins OPTIMED
Banque Populaire
Maped Silco
New Mexico State University
University of Virginia
Aga Khan Foundation
AGCO Corporation
Imperial Tobacco
Mauser Group
State Bank of India