Convert OST to PST Files on Mac with 100% accuracy by using MacSonik OST to PST Converter. The software is capable of converting OST files to multiple file formats like EML, PDF, MSG, DOC, MBOX, CSV, TXT, etc. This tool removes any duplicate emails from the conversion process without any data alteration. You can also convert and migrate OST data files without attachments by maintaining data consistency. The software also enables the users to download the OST file attachments in a separate folder. This tool gives you an amazing feature to delete duplicate emails from the conversion process. It has the option to eliminate duplicate items based on To, Form, Bcc, Cc, and Subject.