OST file serves the best medium to let users access Exchange mailbox data in an offline mode. But in many scenarios this OST file becomes inaccessible due to several reasons. To make file accessible and view content in it, one needs to convert Outlook OST to PST file. Here is an advance software for Outlook user easily recover deleted emails from OST files as PST files including all objects like Emails, Calendar, Contacts, Tasks, Notes and Journal. It is an Multi-featured application which can easily handle by any user and convert entire data items of OST files into PST format.