OST file converter program is one of the best tool that smartly remove all errors from OST file and make OST file accessible in PST formats. OST to PST converter tool conveniently convert OST to PST and then save OST file data into PST, EML, MSG and HTML formats. OST to PST recovery tool successfully works on such OST versions 5.0/5.5/2000/2003/2007/2010/2013.