Use CubexSoft OLM Converter Tool to convert OLM to MBOX with attachments. It easily convert OLM files to MBOX and many other formats such as PST, PDF, EML, MSG, MBOX, HTML, DOC, RTF, vCard, CSV, ICS, Gmail, Yahoo, IMAP, Office 365, etc. This OLM File Converter Tool also comes with various amazing functions such bulk/selective conversion, file naming option, destination location, free, demo, simple interface, and more. It also works with all macOS & Win OS platforms.