Connect your Xbox controller via USB or wireless, then press any button to begin testing.
Xbox Controller Tester
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What Does Xbox Controller Tester Check?
Xbox Controller Tester is a free browser-based tool that checks every input on your Xbox controller in real time. It detects button presses, thumbstick movement and dead zones, trigger sensitivity, and bumper response. Using the browser's Gamepad API, the tool reads your controller's raw input data without requiring any software installation. Whether you're troubleshooting a faulty button or verifying analog stick accuracy before a gaming session, this tool gives you a clear and immediate input readout directly in your browser.
Supported Controllers
This tool works with all Xbox controller models including Xbox One, Xbox Series X, Xbox Series S, and Xbox 360 controllers. It also supports third-party controllers that follow the standard Xinput layout. You can connect via USB cable or a wireless USB adapter. The tool runs on Chrome, Edge, and other Chromium-based browsers on Windows, macOS, and Android. No driver installation or additional software is needed — just plug in and test.
How To Use This Tool
Open the Xbox Controller Tester page in your browser and connect your controller using a USB cable or wireless adapter. Once connected, the browser will detect it automatically through the Gamepad API. Press any button to activate the controller feed. You will see each button, trigger, and thumbstick respond on screen as you interact with them. Test every input individually to check for stick drift, delayed response, or unregistered button presses. The entire process takes under a minute.
Understanding Your Results
Each input on screen highlights when activated, showing you whether your controller is registering correctly. Thumbstick values display as numbers between -1 and 1 — values near zero at rest indicate healthy analog sticks with no drift. Trigger axes should move smoothly from 0 to 1 as you press them. If a button does not highlight, it may be damaged or disconnected internally. Stick drift appears as movement without physical input. Use these readings to decide whether your controller needs cleaning, calibration, or replacement.
Frequently Asked Questions
Q: Why is my Xbox controller not detected by the tester?
A: Make sure your controller is connected via USB or a compatible wireless adapter. Try pressing a button after connecting, as some browsers require an input before recognizing the device.
Q: Does this tool work without installing anything?
A: Yes, it runs entirely in your browser using the built-in Gamepad API. No downloads or extensions are required.
Q: Can I test an Xbox controller on a Mac?
A: Yes, the tool works on macOS through Chrome or any Chromium-based browser with a wired USB connection.
Q: What is controller stick drift?
A: Stick drift is when your analog stick registers movement without you touching it. You will see the axis value shift away from zero on the tester even when the stick is at rest.
Q: Can I test Xbox controller vibration with this tool?
A: Vibration testing depends on browser support. Some Chromium-based browsers support the haptic actuator feature through the Gamepad API, allowing basic rumble testing.
Q: Is this tool compatible with Xbox 360 controllers?
A: Yes, Xbox 360 controllers connected via USB are recognized by the Gamepad API and work with this tester on supported browsers.