Software Backups

i need a efficient free software for "Data Recovery Software" & from where i can download it?

i need badly a data recovery software which is free

Public Comments

1. Try Recuva, download free from the link below. It worked for me.
2. try open source, site like sourceforge.net, i had a bad HD for 2 years but after downloading a small application from sourceforge i have my 80gb back. unfortunately i have forgoten the name of the app......