Acronis Ture Image is a tool for backing up and recovery hard drives on your machine.
Acronis overs full backups of your Operating System, Applications and Data.
With your entire disk backed up you can then use Acronis to recover all of this to another hard drive when needed. Or you can choose to recover specific data that you want. You can even use Acronis to image PC's with a base image if working in an Enterprise environment although there are better ways of doing this. As well Acronis offers software more suited for the Enterprise workplace.
Acronis is supported by pretty much all version of Windows and supports all the common file types. It is easy to use and very intuitive for the user.