Ashampoo Backup Pro - Ashampoo Backup Pro is a full featured backup solution for Windows.
Duplicati - Free backup software to store backups online with strong encryption. Works with FTP, SSH, WebDAV, OneDrive, Amazon S3, Google Drive and many others.
EaseUS ToDo BackUp - EaseUS Todo Backup software offers simple and affordable data backup and disaster recovery software for PC//Server/Mac with over 6000000 users worldwide.
rsync - rsync is a file transfer program for Unix systems. rsync uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync.
AOMEI Backupper - AOMEI Backupper is a software created to help a person backup, restore, clone, and sync their entire Windows system.
GoodSync - GoodSync provides highly reliable file backup and synchronization for both individuals and businesses.