Works great - very useful
VisiPics - VisiPics does more than just look for identical files, it goes beyond checksums to look for similar...
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
dupeGuru - dupeGuru is a tool for finding duplicate files on your computer.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
Pixiple - Find images similar in pixel and/or metadata content
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode