Works great - very useful
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Cdw - cdw: ncurses interface for GNU/Linux command line CD/DVD tools
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
CompuCom - Technology Solutions for the Digital Workplace
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Sirius - An open-source clone of Siri from UMICH