stella
offline ost to pst freeware software is the best powerfulsoftware to convert all ost mailbox items in to pst file this software isconvert all corrupted and unmounted ost mailbox items in to pst file thissoftware is support all version 32bit and 64bit ost file this software isconvert all ost mailbox items using some simple clicks this software is convertall ost mailbox items without using outlook. For more info visit this link
https://www.stelladatarecovery.com/ost-to-pst-converter.html