Restart Me - ReStartMe is designed to do one thing, and that is to restart processes.
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
tuPoz - Click-and-Kill. Kill & delete rogue processes in a single click.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.