SuperDuper! – Utility for cloning a hard disk, as well as for creating / restoring data backups. Using SuperDuper! You can make periodic backups of important information, and the cloning function allows you to make exact copies of the disk, which will be useful when transferring the system from one computer to another. To automatically perform backups, you can schedule using the built-in scheduler.
It is useful for maintaining a bootable copy of your Mac’s hard drive, so you can easily continue to work even if the drive crashes. The program interface is quite simple, and its reliability has been tested for years.