Best OST to PST converter software is the positive solution to recover OST mailbox and export OST mailbox folders  into PST Outlook with all multilple mailbox OST file attachments such as-:Contacts, Calendar items, Notes, Scheduled tasks, appointments, journals, drafts etc.  Easily save OST mailbox database into Outlook PST file and split large PST file into small PST file just in few minutes through OST recovery to PST tool.