Iperius Backup Free is a lightweight feature-rich backup and sync utility that provides flexible use for all your backup needs.
It can copy files and folders to any mass storage device, like NAS, RDX devices, external USB drives, computers in the network, AES encryption, Zip 64 compression, synchronization, and the possibility to keep incremental backups. It can also create images of the whole disk, automatically permitting you to reinstall the system (bare metal restore). The disk image is created without any interruption or reboot, and you can also restore it to dissimilar hardware.
Iperius Backup Free is a lightweight software but extremely complete at the same time. It has many options available and a great configuration flexibility, for backup, filters and email notifications, and fits any need in data transfers and synchronization.
Version History for Iperius Backup Free: http://www.iperiusbackup.com/news.aspx
Limitations: Not all features enabled in free version