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Aryson OLM Converter

Optimize OLM mailboxes for opening in various email clients.

Convert data files generated in Microsoft Outlook for Mac to MBOX, PST, EML, MSG, MHT, PDF, among other formats and open them in such email clients as Gmail, Office 365, Live Exchange Server, Yahoo, and Thunderbird. Split PST files into two or more parts to reduce their size and remove duplicates.


  • Removes duplicates
  • Supports file formats of various email clients
  • Date range filter


  • The trial version converts only a limited number of emails
  • Developed by Aryson Technologies
  • File name: aryson-olm-converter_win.exe (100.7 MB)
  • Latest version: 20.9
  • License: Shareware
  • Updated: January 13, 2021
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