If you are looking for a simple way to convert PST files to MBOX, this SysInfo PST to MBOX converter software can help you do the task easily and quickly. It not only convert PST to MBOX but also lets you import PST data into web and cloud email services like Gmail, Thunderbird, Yahoo Mail, and Office 365. You can also change PST files into other file formats such as MSG, EML, PDF, EMLX, DOC, PNG, and more. The tool is capable of converting the complete Outlook mailbox, including emails, calendars, contacts, tasks, journals, and attachments. It supports converting a single PST file as well as multiple PST files at once by selecting a folder. Before conversion, it allows you to preview all mailbox data in a clear tree structure with details like sender, subject, date, message count, and attachments. The software supports PST files created in Outlook 2019, 2016, 2013, and older versions, and it runs smoothly on all Windows versions, including Windows 11, 10, 8.1, 8, 7, Vista, XP, and earlier editions, as well as macOS.