With the CPU-Z app, you can find out information about the processor running your phone, the battery, system information and sensors. The app works for devices running Android 3.0 or higher and has received a sparkling 4.8 average rating from users since the app launched on Thursday. If you want to see what all the fuss is about, check out the screenshots in the slideshow below. And then head to the Google Play Store to download the app. It's free, by the way!