If we are using the same computer for longer periods of time, the data in hard drive will keep on growing and we’ll be saving our important data in the hard drive over a period of time. If we are not backing up data on an alternative source like DVD Rom drive etc, then we are at risk of losing data. The life of a typical hard drive is not more than 6 years. So the hard drive should be replaced frequently after a few years to save yourself from data loss. If you have your data deleted accidently and you want to recover it, we give here 10 great free tools which can be used for data recovery.