If you want to learn "how to convert PST to MBOX for free," this is the place to know. "eSoftTools PST to MBOX Converter utility" is the name of the program. The Free PST to MBOX Converter has many useful features that make converting PST to MBOX simple. It is possible to convert PST files into both ANSI and UNICODE formats. Both new and old versions of Microsoft Outlook are supported by the application. The sample edition is also available for free to users. In the free trial edition, you can convert up to 25 email items per folder.
For more information:- https://www.esofttools.com/pst-to-mbox-converter.html