Want to change the format of your EML files to PST? OSTTOPSTAPP EML to PST Converter lets you move files without losing any data. This is helpful for those who are moving to Thunderbird, Apple Mail, or any other email client that works with PST. This utility lets you convert a lot of EML files at once, which saves you time and work. It keeps the structure of your folders and emails, so your stuff will be well-organized after the conversion. A must-have tool for moving across platforms.