The PassFixer OST to PST Converter tool solves all OST file problems without losing any small data. It gives fully satisfying results to users. It provides different types of formats to convert OST file like Gmail, vCard, HTML, PST, MBOX, MSG, ICS, Gmail, Yahoo, EML, EMLX, and Zimbra. You properly work in all Windows OS versions and MS Outlook versions like 2019, 2016, 2010, 2000, 2003, 2007, and 2013. It comes with a free demo version that you can download from the official website of PassFixer.