Grab the best solution – Outlook Converter software to import PST file to OLM file format with attachments. Both individual and technical users can use this conversion application to import Outlook data file to Mac Outlook format. One can use this tool on any 64bit or 32bit Windows Operating Systems including Windows Vista, XP, 7, 8, 8.1,10, 11 etc. without Outlook configuration, the software can also backup data from Outlook as OLM file. You just need to have PST files to backup as OLM format by using this tool. To know how the tool works before purchasing it, you can use its Free Demo Version, which is applicable to backup first 25 emails from each PST to OLM without cost.