How to migrate OLM file mail into Outlook on Mac OS? Download and install OLM to PST Converter for Mac Software and instantly save multiple OLM file mail into Outlook on Mac machine. It allows users to convert all emails, contacts, tasks, notes, calendars, etc. from OLM file mail into Outlook on Mac devices without facing any difficulty. Also, the conversion solution has a very simple UI, so that all technical and non-technical persons can simply operate the application without any technical support. It smoothly runs on all the latest and previous versions of macOS, Outlook, and Windows OS.