Originally Posted by nickdalzell
You need a rooted device for that, and then you can install no frills CPU tool which tells you all that, and lets you over clock if you have an overclocking kernel installed.
Thank you fried your replay. Yes I already have a rooted+Custom kernel phone. I think tasker can also overclock CPU, but I need to verify it actually do it when i run selected apps. So that I ask are there any computer application for check CPU frequency?