CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Ultimate Windows Tweaker - Ultimate Windows Tweaker is a freeware Tweak UI Utility for tweaking and optimizing Windows.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Winaero Tweaker - Universal tweaker software which supports Windows 7, Windows 8, and Windows 8.1.
Advanced SystemCare - Free optimization software & registry cleaner for Windows 10, 8, 7, Vista and XP. Advanced SystemCare Free to speed up PC, clean registry and repair system in one click.
TweakVista - Microsoft has increased both the power and complexity of its popular Windows operating system with...