Download SmartStay Ex & Pro key v1.3.5.1 APK

Download SmartStay Ex & Pro key  v1.3.5.1 APK. SmartStay Ex keeps your screen from turning off while you are using it. SmartStay Ex scans the front camera for faces at regular intervals. If a face is found, it will keep the screen from turning off. There are many advanced options available and many more planned!