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