ProSoft Engineering Data Backup 3 is the new update to the simple, automated backup solution. It features a new user interface, the ability to backup to multiple CDs and DVDs (automatically spanning on multiple disks) and other performance improvements. The built-in backups is great for iTunes, iPhoto, system and other important data. It also now offers the ability to "go back in time" to view files and directories, as they were when the backups happened. Synchronization makes two folders identical by copying missing files and replacing older files Automatic compress your data on your computer to save hard drive space