MaxiaSoft OST Conversion to PST Software is one reliable application that instantly removes all harmful errors and viruses and repair corrupted OST file. Using OST Converter to PST Software you can select the mailboxes using check or un-check process and export all the selected OST mailboxes to PST Outlook file, EML file, MSG file and HTML format along with contacts ,calendars,task, notes,inbox items,outbox items etc.