toolChecker helps you test several components in your iPhone/iPod/iPad. Did you replace one of your iDevice components? Do you want to sell your old iPhone/iPod/iPad and need to show that it's working properly? Do you just want to check if your iDevice is internally in mint condition? Do you need to check a new iPhone/iPod/iPad before buying it? toolChecker will help you test the following components/functions: • TouchScreen • Speaker • HeadSet • Microphone • LED Flash • Vibration function • Proximity Sensor • Front and back cameras • Accelerometer. • Gyroscope. • Touch ID. • RGB Background color test. You can also check some useful information regarding the battery, model and free-space of the iDevice. toolChecker is completely free and with no ads! What are you waiting for?