Windows 7 Tweaker is a free, reliable utility that will help you tweak and accomplish special "tasks" for Windows 7. It runs on both 32-bit as well as 64-bit Windows 7/Vista. Using this you can modify Windows, the way you could have never done it before. It contains several useful and unique tweaks and tasks.

The license of this software is Freeware, you can free download and free use this system optimizer software.