Ultimate Windows Tweaker - Ultimate Windows Tweaker is a freeware Tweak UI Utility for tweaking and optimizing Windows.
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Winaero Tweaker - Universal tweaker software which supports Windows 7, Windows 8, and Windows 8.1.
Avast Cleanup - Next generation tuneup and cleanup for your PC
TweakVista - Microsoft has increased both the power and complexity of its popular Windows operating system with...
Advanced System Optemizer - Clean, optimize and personalize your PC