Convert OST Mailbox to PST - Version 3.3 Convert OST Mailbox to PST software is designed to convert OST File to PST File and also recover permanently deleted emails from deleted items folder. Software successfully works as an OST to PST Conversion Software and Lets you Convert OST File of MS Exchange server to PST File of MS Outlook. OST to PST Conversion Software is an advance OST Converter Tool to convert your OST emails to PST Mailbox when MS Exchange server goes down or corrupt OST mailbox due to virus attacks, hardware failure, Accidental deletion of user accounts, Software malfunction etc. OST to PST Conversion Tool is 100% helpful to convert ost to pst emails with all email properties (to, from, cc, bcc, subject, exact date & time) and all ost mailboxes folder information (Inbox, Outbox, Deleted Items, Sent Items, Journals, Tasks entries, Notes, Appointments & User created folders). You can download our Convert OST Mailbox to PST free of cost on our website. You need to invest in full retail version of Convert OST Mailbox to PST only at $99. This software is the best solution to your queries.