Opt Mac PST Converter to save PST file to OLM file on Mac in three steps. The Mac PST Converter is a secure, remarkable and powerful utility that any technical and novice users can make use of to save PST file to OLM file on Mac. The Mac PST Converter is programmed with many features and options with the help of which Mac users will be able to save PST file to OLM file on Mac as per their requirements. However, the freeware version is available that allow users to check the process to save PST file to OLM file on Mac. It helps to save first 25 PST files to OLM free of cost.