A free version of SysInfoTools OST to PST Converter Tool 22.7 can be found on our software library. The copyright holder of it is SysInfoTools Software. Our antivirus system always checks the downloadable files for spyware. It scanned this tool and reported that it is 100% secure. The downloadable file requires 172.8 MB on your disk. You can find it in the Communication category on our software library.