From author's site:
SyncBack is our freeware program that helps you easily backup and synchronize your files to: the same drive; a different drive or medium (CDRW, CompactFlash, etc); an FTP server; a Network; or a Zip archive.
Registration:
not requiredOS Support:
WindowsInstaller:
YesScreenshot:
Notes:
Definitely the finest freeware backup and file synchronization I've seen!
