Llama: Location profiles - is an excellent application to automate your smartphone. The application allows you to change profiles according to the temporary schedule set up by a user and according to location and other parameters
CPU / RAM / DEVICE Identifier - an excellent program for android, which detail and, most importantly, reliably provide you with information about your device, camera, display, and more. So in case of need, it is not necessary to have on hand is now the technical documentation from your smart phone
Google Play services - Google Play services is used to update Google apps and apps from Google Play.
This component gives you access to Google Settings and helps apps speed up offline searches, provide more immersive maps, and improve performance.
Apps may not work if you uninstall Google Play services. You probably need this component