GamePad Tester – Real-time controller diagnostics for multiple consoles

Summary: GamePad Tester is a free online tool that displays button inputs, joystick movements, and vibration feedback from game controllers in real time. It supports PS4, PS5, Xbox, and other controllers.

What it does

It captures and shows controller inputs and vibrations live through a web interface, allowing users to verify functionality.

Who it's for

Designed for gamers and developers needing to test and diagnose game controllers across various platforms.

Why it matters

It helps identify controller issues by providing immediate visual feedback on input and vibration signals.