WinDataReflector is described as 'lightweight file synchronization and backup tool that wraps up fast file comparison and transfer algorithms into a simple and clear interface that offers you visual comparison of files and folders' and is an app in the Backup & Sync category. There are more than 50 alternatives to WinDataReflector for a variety of platforms, including Windows, Mac, Android, iPhone and Linux. The best alternative is FreeFileSync, which is both free and Open Source. Other great apps like WinDataReflector are Duplicati (Free, Open Source), rsync (Free, Open Source), Box (Freemium) and Spideroak One Backup (Paid).
A graphical user interface for rsync, which looks-and-feels like a standard FTP client, but uses the rsync protocol ‘under the hood’ to boost transfer speeds. In technical terms, it’s an SSH browser with an rsync transfer engine.
Automatically backup files, directories, even entire drives! Karens Replicator copies selected files from one drive/folder to another. Source and Destination folders can reside anywhere on your network.