Microsoft OST to PST File Converter software is the simplest way to convert Outlook OST file to PST file format. it's not only converted PST format another format also support such as MBOX, DBX, MSG, EML and Archive formats. Offline OST file store mailbox data such as emails, events, task, contacts, etc. and it corrupted for virus attack, internet fluctuate, storage failure, etc. this converter helps to scan the corrupt OST file data and convert the PST format.