Retrieve Data from Outlook OST File - Version 3.5 Recover OST to PST Software is an advanced OST Conversion tool is a help program to restore and convert emails of MS Exchange Offline Storage Table (.ost) files to Personal Storage Table (.pst) files. When the Exchange Server gets corrupt due to server crash, virus attack, and database corruption, etc, The OST files on the client's computer still have mail messages and all other items of the mail account. This is powerful of OST Recovery to recover deleted email account with complete mailbox items. This computer program offers Free Trial edition of OST File Recovery tool for use if user wish to use the software before buying and if you need check the reliability of the software. This software recovers original file formatting of email like RTF and HTML. Retrieve OST File software is user friendly tool because it has graphical user interface feature to easily understand the process and step by step conclusion of the software to smoothly recover and conversion without any technical knowledge. SysTools OST Recovery Software runs on any Windows Version 98, ME, 2000,