OST2PST Kit for Windows

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Editors’ Review

Download.com staffFebruary 20, 2026

This software efficiently converts Microsoft Exchange OST files into PST files for Outlook. It handles various file types and protects your data.

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Trial version

Pros
- Converts OST to PST, EML, VCF, MSG, and TXT.
- Opens password-protected and encrypted OST files.
- Reads and converts corrupted OST files.
- Compatible with all Windows and Outlook versions.
- Does not require Exchange Server or Domain Controller.
Cons
No Cons available

OST2PST Kit for Windows

Used OST2PST Kit for Windows?

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Full Specifications

GENERAL

Release: March 10, 2016

Latest update: February 20, 2026

Version: 3.4.21.0

OPERATING SYSTEMS

Platform: Windows

Operating System

Windows 7
Windows ME
Windows 98
Windows 2003
Windows 2000
Windows Server
Windows 10
Windows 8
Windows XP
Windows Vista

Additional Requirements: None

POPULARITY

Total Downloads: 465

Downloads Last Week: 0

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Developer’s Description

Convert MS Exchange OST databases into PST files for Microsoft Outlook.