Kernel Adiutor!

A modified Kernel Adiutor (Kernel Tweaking App)

No-frills CPU Control is a tool you can use on your rooted device to quickly set the CPU frequencies and governor to use.It allows you to use the highest frequency your phone supports and gain some precious FPS in your preferred game, or go down to the lowest frequency and gain some more juice when your phone is sitting idle.

SetCPU is a tool for changing the CPU settings (capable of overclock and underclock) on a rooted Android device, to improve performance or save battery.

This is a simple app to display the time the CPU spends in each frequency state. This can be a useful tool in diagnosing battery problems or tweaking your over-clock settings. It also displays the current kernel information.