Top 7 Data Recovery Software in OST Files

The top products on this list are SysTools OST Recovery, RecoveryTools for Exchange OST, and Shoviv Outlook PST Recovery Tool. All products here are categorized as: Software for recovering lost or corrupted data. An OST file (.ost) is an offline folder file in Microsoft Outlook. Offline folders make it possible for the user to work offline and then to synchronize changes with the Exchange server the next time they connect. In general, the following is stored in the ost-file: * Your mailbox data (mail, calendar, contacts, tasks, notes and journal folders). * Hidden items and other “overhead” as found in a pst-file. * Public Folder Favorites. * Shared folders of additional mailboxes linked to your Exchange account. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.