OST PST Viewer Customer Reviews

Average Rating: 4.8/5 - 289 reviews
Great software with a very neat interface, navigation is easy, it is like being in your email program again. Was able to load 30,000 emails in less than 2 minutes! Excellent product.
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 orphaned OST Outlook files. Search and export contacts, calendar, and email folder content to PST and other file formats.

*OST PST Viewer free version has limited features. Advanced search, exporting files, copying text, saving attachments, and printing features are available only with Pro version of OST PST Viewer.

Open Outlook PST files

The process of viewing the Outlook PST file becomes easy with OST PST Viewer. It enables to manage and explore PST files in an easy and effective way.

Open Outlook PST files

Open Outlook PST files

Conveniently open and read content of multiple Outlook files with a few clicks. View and copy PST or OST data needed from Emails, Calendars, Contacts, Tasks, and Notes folders. With OST PST Viewer, you can even read information from email attachments. View content as seen in Outlook with embedded graphics, rich text, HTML, and text formatting support.

Open files with password protection

Open files with password protection

If you have a password protected Outook file, OST PST Viewer can also assist with opening these. Open your locked files to ensure you never lose important data.

Access all content

Access all content

Find and extract information stored in connected or orphaned Outlook data files. Access data from your Inbox, Sent, Drafts and other folders in the same way as seen in Outlook. Open OST and PST files of up to 50 GB in size.

Export data from your Outlook files

Export data from your Outlook files

Export emails, attachments, events, contacts, tasks and notes stored in PST and OST data files with ease. Move entire folders within the files or selected text. Export emails to .msg and .mth files; Contacts to .vcf or .vCard files; and Calendar events to .ics or iCal files.

Easy to copy or print

Easy to copy or print

Cut, copy and print content from within your OST or PST files. Access text in emails, events, tasks, notes and more at any time. Select any item, field, or text from an Outlook file, and paste wherever needed.

See how to open Outlook PST files with OST PST Viewer

How to open Outlook PST files with 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 the 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

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