OST to PST Convert - Version 3.5 Convert OST files to PST, MSG and EML format with OST to PST convert software. This OST to PST convert software allows you to convert multiple OST files together into your preferred formats for any particular operation. You can convert OST file to PST, which can be easily used in client machines with Outlook installed in them. All the OST items can be converted into other formats together or by your demand.OST to PST converter is developed to convert unreachable or broken OST files and save the same in PST format so that the inaccessible data in OST files can be accessed using MS Outlook. OST to PST convert free software is helpful solution to convert OST to PST email data from Exchange Server to Outlook 2010, 2007, 2003. OST converter software converts and also recovers OST data from damaged or corrupted Microsoft Outlook PST files. Software runs on any Windows Version 98, ME, 2000, 2003, XP, Vista and Windows 7. The OST to PST convert tool supports recovery of data