Super Flexible File Synchronizer v5.57 MacOSX Incl Keymaker-CORE
Back up your data and synchronize PCs, Macs, servers, notebooks, and online storage space.
Virtually any kind of storage can be used for the synchronization tasks. The software comes with support for FTP, SSH, WebDAV, and Amazon S3.
You can use ZIP compression and data encryption. There are powerful synchronization modes, including Standard Copying, Exact Mirror, and SmartTracking.