Works great - very useful
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
PortableApps.com - PortableApps.com is a website offering many free, commonly used Windows applications that have been...
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
Portable Start Menu - Portable Start Menu - easy way to open/close applications on USB sticks
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
PStart - PStart is a simple tray tool to start user defined applications.