OST to PST Converter Microsoft - Version 3.3 Microsoft OST to PST Converter Tool in condition of recover orphaned OST File and OST file to PST File conversion. Which can more beneficial for your damaged OST File which is corrupt due to some reasons like as virus attack, hardware failure, software failure, accidently system shut down etc. Most of the items you do not every email back at the time you can save the recovered items in PST format. Microsoft OST to PST Converter Tool can be opened with any versions MS Outlook. The software supports outlook 2010, 2007, 2003, 2000, 98 and works as windows versions such as 98, 2000, 2003, XP, Vista and Win 7. You can free download and use it as long as you like, purchase full version of the software invest a low payment $99. For more details:-http://www.microsoftosttopst.com/