dupeGuru - dupeGuru is a tool for finding duplicate files on your computer.
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Duplicate Cleaner - Duplicate Cleaner: the fastest and most popular tool for finding duplicate files. Over 1 million downloads: Get your copy now! Free and Pro versions available.
Wise Care 365 - Wise Care 365 is a bundle of important registry, disk, and other system utilities for your PC.
AllDup - AllDup is a freeware tool for searching and removing file duplicates on your Windows computer.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.