CPU Frequency is a little tool that designed to view CPU frequency/information and change settings/frequency to save power or get best performance. Features include: (1) View CPU frequency & CPU information. (2) Change governor to save power or get best performance (need ROOT). (3) No ad.
The app has been originally developed by SteelWorks and it is related to the Tools category. CPU Frequency was downloaded and set up by over 10K users and its most recent stable update was on Apr 27, 2014. This application has been rated 3.6 on Google Play.
It's free to get the installation package of CPU Frequency, also, you can have a look at users' reviews on Droid Informer. The app runs on Android 2.2 and above. The download of the app doesn't contain viruses or any kind of malware.