The eSoftTools PST to MBOX converter is the simplest way to convert large numbers of PST files to MBOX without losing any data. The only tool for transferring, specifying, filtering, and configuring files. E-mail items and other data are maintained during the move. During and after the migration, the structure of the folders and subfolders will remain unchanged. A free trial version is available! Except for the conversion limit, all capabilities may be evaluated without restriction. This software does not require any technical knowledge to use.