InFixi Free OST to PST Recovery Software quickly works on your corrupt OST file and repair corrupt OST file. Best OST to PST recovery freeware software -recover deleted OST file. Through OST to PST converter free software you can recover OST to PST with OST folders- Inbox, Outbox, Sent Items, Deleted Items, Draft, Journals, Tasks, Calendars, Notes, Contacts in few seconds. It works on OST file versions-5.0/5.5/2000/2003/2007/2010 and 2013.