Open-source, peer-to-peer service offering encrypted file synchronization, ensuring data privacy and user-autonomy without relying on cloud storage or central servers, suitable for various uses.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
- Cloudron
- Termux
- Terminal

Comments about Syncthing as an Alternative to FreeFileSync
FreeFileSync is intended for backing up some directories to a remote drive. Syncthing is intended for keeping two directories in sync in real time.
It serves different purpose

Some users think Syncthing is a great FreeFileSync alternative, some don't.
Syncthing is the most popular Windows, Mac, Linux & Self-Hosted alternative to FreeFileSync.
Syncthing is the most popular Open Source & free alternative to FreeFileSync.
- Syncthing is Free and Open Source















































FreeFileSync is used to sync files between directories/drives, while Syncthing is used to sync files between devices.