Simply download the smart DRS OST Recovery utility and regain OST files instantly. OST Recovery Tool can also restore all corrupted or inaccessible OST files. It can even export OST to PST, EMLX, MBOX, MSG, Office 365, Yahoo, Zimbra, Gmail, and others. With this advanced software, the user easily converts OST emails in bulk, with all OST mailbox items such as attachments, journals, contacts, appointments, chats, etc. It offers three modes for recovery i.e, Standard mode, Advanced mode, and Deep Mode.