Publisher's description of Super Flexible File Synchronizer

From Super Flexible Software:
Back up your data and synchronize Macs, PCs, servers, notebooks, and online storage space. You can set up as many different jobs as you need and run them manually or using the scheduler. The software comes with support for Zipping, FTP, SSH/SFTP, WebDAV, Amazon S3 and data encryption. There are powerful synchronization modes, including Standard Copying, Exact Mirror, and SmartTracking. The wealth of features fulfills all requirements that users typically have, while still being easy to use. A Universal Binary will be released soon as well.

• ChronoSync
• Synk Standard
• Synk Pro