Resource Monitor Mini PRO
This is a mini resource monitor for your phone. It monitors the free memory (RAM) in MB and CPU (Processor) usage in %. It will always stay in the corner of your phone’s screen. You can set the indicator to any corners of the screen, customize the color and transparency of the indicator. In this way, you can manage your smart phone with live resource consumption statistics, just like what you do in your PC! Pro version support display CPU consumption, CPU temperature, CPU frequency, available RAM, and memory view notification (4.1 or above). It is also ad-free.
Screen overlay detected → Go to “Auto-Hide” section, turn ON “Permissions Screen
* Fix for android 7