Convert OST to PST using Professional OST File Recovery Software. OST File Recovery Software successfully convert OST file to PST file at the time when Exchange server goes down. OST File Recovery Software has nothing to do with the corrupt OST files, Software just convert OST files (Healthy OST). OST File Recovery Software is a Professional OST Recovery Software that supports to convert ost files with all of its items like emails, journals, calendar, notes, tasks, contacts, attachments. OST File Recovery Software is simple and easy to use email conversion tool to convert ost to pst. Software supports to create similar tree structure as in MS Exchange. OST File Recovery Software supports to export PST file in MS Outlook automatically. OST File Recovery Software supports to run on Windows XP/200/2003/Vista.