Ultimate Windows Tweaker - Ultimate Windows Tweaker is a freeware Tweak UI Utility for tweaking and optimizing Windows.
Unity Tweak Tool - Unity Tweak Tool is a settings manager for the ...
Uniblue SystemTweaker - SystemTweaker is a safe and easy to use tool that lets you customize Windows to your taste.
Advanced System Optimizer - Advanced System Optimizer. Advanced System Optimizer is the most powerful cleanup and optimization software for Windows 10/8. 1/8/7/Vista and XP. We've been developing Windows performance software since 1999.
GIGATweaker - GIGATweaker is a powerfull and compact application that allows you to optimize and tweak your OS.
XTweaker - XTweaker is a little tweaker for Windows XP, Vista & 7.