Ccleaner automatically tunes and updates it so the PC starts and runs faster, and is more secure. Ccleaner has introduced a new feature, its very own Health Check which analyzes the PC and recommends quick fixes. It not only protects your privacy but also makes your computer faster and more secure. This utility has been ranked as the number-one tool for cleaning the PC. It is a tool that runs a health checkup of your system which finds out and removes the unused files which form the debris of the operating system. CCleaner Professional Serial KeyĬcleaner pro key or Ccleaner Professional key is a utility for cleaning and wiping away the remnant debris of an operating system.