On our website, you can get a free download of Sysinfo Thunderbird to Outlook Converter 21.12. Please note that this tool is developed by SysInfoTools Software. Our antivirus system always checks the programs for malware. It scanned this program and reported that it is clean to use. The size of the downloadable installation file is about 250.4 MB. You can find it in the Communication category on our software library.