Download OST to PST converter tool to convert Outlook OST to PST file without the any loss of crucial data in a few moments. It has the two modes of scanning operation which scans the unwanted error messages in OST file and give the instant result to the user. The tool supports all MS Outlook versions such as 2016, 2013, 2010, 2007, 2003 (32 & 64 bits) and runs on almost Windows OS like Win8.