Want the best third-party OST converter software then go with the use of PassFixer OST to PST Converter software. This tool gives you the best features to convert the Outlook OST file into PST and numerous formats such as, MBOX, HTML, vCard, Zimbra, Office365, Yahoo, Gmail, ICS, CSV, MSG, etc. with the use of this software you can easily convert the bulk of OST files in simple mouse clicks. It has multiple naming options, mass conversion, recovery of damaged OST files, etc. use a demo pack from the official site of PassFixer.
Read More:- Convert OST file to PST