Dux ost to pst converter software is the best ost to pst converter tool to convert all ost mailbox items in to pst file this tool interface is very simple to convert all corrupted and unmounted ost mailbox items in to pst file this software is convert all version 32bit and 64bit ost file. For more info visit this link https://www.duxdatarecovery.com/ost-to-pst-recovery.php