Gamepad test online website shows you gamepad performance whether your gamepad is working properly or not and it is completely free and safe for you. When purchasing a new gamepad or controller, you could notice that the character moves even when you aren't pressing any buttons and that the trigger buttons aren't as precise as they once were. It would be unsettling. Check your gamepad controller and carry on playing uninterrupted to avoid such a problem. These controller tests must be used by all players. You can check the functionality of various buttons and trigger buttons easily.