OLM to PST Converter free MailVita OLM to PST Converter for Mac Application this tool simply transfers Mac Outlook OLM file to Outlook PST File format on Mac or Windows. This utility is one of the applications of the good which can help you perform email migration just a few minutes on Mac OS & Win OS. OLM to PST Converter on Mac software allows the user to export all emails, messages, contacts, attachments, journals, and other details stored by the Mac Outlook email client application into an Outlook PST file format for Mac & Windows operating the system. It also supports all MS Outlook and Mac OS/Windows OS versions. Download the free demo version OLM To PST Converter for Mac and shows a preview of Mails.