Know the most unique and effective ConverterTools OST to PST Converter tool to move OST emails to various file formats, such as EMLX, PST, PDF, EML, MSG, MBOX, etc., in batches at once. It also allows the import of the OST mailboxes to several email clients, like Gmail, Yahoo Mail, Thunderbird, Hotmail, Office 365, etc., with all their email attachments. Moreover, you can remove all duplicate OST mailboxes throughout the entire OST saving process. This utility has the ability to show all OST files in detail again before taking the OST saving procedure. Furthermore, it is properly and effectively supported with all Windows OS versions, including the latest version, Windows 11.