FreeFileSync - Open Source File Synchronization

Open Source File Synchronization
It looks like an ad blocker has blocked all the ads. Sad smiley FreeFileSync Heart The FreeFileSync project is 100% dependent from ad revenue and donations to stay alive. Instead of the ads, and after FreeFileSync has proven useful to you, please think about supporting with a donation.
FreeFileSync Heart
FreeFileSync strives to provide high-quality software with zero open bugs. This is achieved by fast release cycles and free 24/7 support for everyone.
If you find FreeFileSync useful, please consider supporting the project by donating.
Your donation will fund the development of new features and help to keep up continuous program maintenance. This ensures that FreeFileSync stays up to date and always provides the best performance on constantly changing hardware and software.
Donate and get the FreeFileSync Donation Edition with bonus features:
ad-free installation
portable zip package

Latest Changes

FreeFileSync 9.3
Aug 9, 2017
Support multiple connections per FTP folder traversal
35% faster folder traversal for FTP servers supporting MLSD
Use single CWD when changing FTP working directory
Fixed EOPNOTSUPP error on gvfs-mounted FTP (Linux)
Maximize FTP I/O speed using prefetch/output buffers
Prevent input focus stealing after manual comparison
Use larger socket buffer for FTP upload speed increase
Fixed out of memory error when copying large files via FTP
New popup dialog option to ignore all errors
Reduced memory peaks by enforcing streaming buffer size limits
Removed custom sync directions from config XML if not needed
Flash task bar after comparison if other app has input focus