OST file become inaccessible so don’t take tension you just get this Outlook OST to PST recovery tool to recover data from OST file to PST. With OST to PST reader tool user can smartly read OST file data from such OST versions 5.0/5.5/2000/2003-2013 as well as open OST file to PST, EML, MSG and HTML formats. OST file converter tool nicely convert Outlook OST file to PST with all emails, notes, task, contacts, journals, reminders etc.