Using MacSonik OLM to PST Converter, you can easily convert OLM files into PST. The software can convert OLM files into multiple file formats such as MSG, PDF, PST, EML, TXT, HTML, MBOX, etc. Its remove duplicate email feature allows you to remove all duplicate emails based on To, From, Subject, BCC, and Body from OLM files. Furthermore, you can also convert only specific emails based on a set date range. The software supports all versions of MacOS.