Works great - very useful
ShredIt X - Shredlt X is the latest and most advanced security eraser and optimization software in the market today.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Remo Duplicate File Remover - Remo Duplicate File Remover is a simple yet powerful duplicate file remover app that lets you easily search and remove duplicate files on your Android mobile and tablet.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
CleanMyMac X - Clean, protect and speed up your Mac
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode