Download Microsoft Convert OST to PST Software to recover data from Microsoft OST File and convert Microsoft OST to PST with original messages formats- TXT, HTML and RTF formats. With the help of Microsoft OST to PST Converter Software you can Convert OST File to PST File with full attachments- Inbox, Outbox, Sent Items, Deleted Items, Draft, Journals, Tasks, Calendars, Notes, and Contacts. It works on OST version up to 2013.