OST2PST Converter of SysTools is the most proficient email conversion tool to export OST mails database into Outlook using few easy steps. OST2PST software utilized to Convert OST File. Convert outlook to PST is such OST Recovery software that efficiently converts OST files to PST files that become inaccessible due to virus or Trojan attack, exchange server crash, mailbox deletion and database corruption. This software successfully converts all data such as messages, contacts, tasks, notes, calendar, journal, tasks other important items. SysTools OST2PST Converter File offers demo version, it is available for users without paying any charge. OST2PST Converter software successfully runs on all windows version like 98, 2003, ME, XP, NT, Vista and Win7. OST2PST Converter software converts unlimited Exchange files to Outlook after order the full version license of our software starting $99.