If you're looking for the best OST file conversion solution that will convert your OST file quickly and without losing any data, I recommend SysInspire OST to PST Converter. This application recovers your corrupted and corrected OST file with ease. You can also convert your Outlook OST file data to PST and other formats like EML, HTML, Yahoo, Gmail, Office 365, EMLX, MSG, ICS, vCard, Zimbra, and MBOX using this Tool. If you wish to utilize this on Windows 7, you can do it without difficulty because it is compatible with all Windows operating systems. Download the free demo version of this Tool. if you wish to try it out.