Microsoft Exchange OST File Recovery - Version 3.0 Convert OST file to PST file with Microsoft Exchange OST file Recovery Software. SysTools OST file recovery restores various OST components including emails, calendar items, contacts, tasks etc. Software displays the preview of OST objects before recovering them. Software easily recovers OST file and works for MS Outlook 2010, 2007, 2003, 2002 and 2000. With the using of Microsoft Exchange Recovery tool you do not require original Outlook profile for OST to PST conversion process. Software can save your messaging environment when exchange server crashed and users can easily access to their emails from immediate effect. This MS Exchange OST file recovery tool can export items like journals, contacts, calendar entries, and draft along with emails from MS exchange data storage (.ost file). Software convert OST file to DBX, EML and MSG file formats. OST PST Recovery tool successfully supports Microsoft Exchange Server 2010, 2007, 2003, 2000, 5.5 and 5.0. Also supports MS Outlook 2010, 2007, 2003, 2002, 2000, 98 and 97.