OST Conversion to PST software can simply convert OST to PST, MSG and EML with email messages, folders, posts, appointments, contact addresses, tasks etc on all versions of Windows OS as well as support all MS Outlook versions. Exchange OST to PST Outlook 2013 as well as Exchange 2007 and 2003 with information about Meta data and original e-mail format. Apply the OST PST converter to execute OST2PST conversion.