MS OST to PST - Version 3.3 MS OST to PST software has a related to the OST recovery tool to find out correct OST file and it give multipurpose tool for OST to PST .It converts all email, contacts, tasks, notes, calendar, journal, appointment etc. If you are facing any kind of problem related to our software or any question, you can contact our support team any time. Chat at pad@microsoftosttopst.com . for more info:- http://www.microsoftosttopst.com/add-exchange-ost-to-pst.html