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