OST to MBOX Converter

Convert OST and PST files to MBOX quickly and easily.

  • Convert emails with attachments and attached emails
  • Convert corrupted, orphaned, archive, password-protected, and encrypted files
  • Compatible with all versions of Outlook, without requiring Outlook to be installed
  • Support for the latest Mozilla Thunderbird version

OST to MBOX Portable Version (.zip) - No installation required

OST to MBOX Converter
Converting OST to MBOX files
OST to MBOX Converter Report

When to use OST to MBOX Converter

The OST to MBOX Converter is a valuable tool for anyone who needs to convert their Outlook data to a more compatible format. It allows you to easily convert your OST and PST files to MBOX format, which can be used with a variety of email clients and other applications. This can be particularly useful if you're migrating to a new email client or operating system, or if you're simply looking to make your data more accessible.

  • Converting large or small OST and PST files to MBOX format
  • Creating separate folders for each OST file
  • Preserving the original folder structure of your data
  • Ignoring empty folders to save time and space
  • Saving internet transport headers for added convenience
  • Generating reports for the data conversion process
  • Converting .pst to .mbox and .ost to .mbox in just one click

Technical Specifications

Product Icon

About Product

OST to MBOX Converter
Version: 1.28
License: Free, Personal, and Commercial use
Interface Languages: English, Dutch, French, German, Italian, Portuguese (Brazil), Spanish
Release Date: May, 2024
Download: Portable version and Installer
System Requirements

System Requirements

Processor: Intel-compatible (x86, x64)
Memory: 1 GB minimum (4 GB recommended)
Hard Disk: 50 MB for installation files
Operating System: Microsoft® Windows 11 / 10 / 8.1 / 8 / 7
Prerequisites: Microsoft .NET Framework 4.7.2 or later