Connect, test,
and diagnose
everywhere
We help you check PS5, PS4, Xbox, and PC gamepads instantly in your browser. Free, accurate diagnostics for buttons, triggers, joysticks, and vibration — no downloads required.
Live Tester
Plug in. Press a button. See everything.
Real-time input mapped to a visual layout with millisecond accuracy.
Press any button to begin
Connect via USB or pair over Bluetooth, then press any button. We'll detect your controller automatically.
Full controller diagram
Required IDs: btn-0…btn-16, stick-l, stick-r
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Buttons
Axes
Vibration
Test rumble motors
Reaction Time
Press button on flash
Export
Save diagnostics
Our diagnostic engine is the best way to
test your buttons, sticks, triggers and pads
Over 20 controller types on one unified tester, uniquely powered by the browser Gamepad API. We call it gamepad diagnostics.
Test your controllers, sticks, triggers, and haptics
GamepadTester is built on the standard Gamepad API. Take the fast path to controller diagnostics with our composable, browser-native platform. Catch stick drift, lagging buttons, and trigger inconsistencies before they cost you a match.
Related
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One unified tester unlike any other
Only GamepadTester gives you instant, browser-native diagnostics built for accuracy and speed.
controllers tested
worldwide
controller types
supported
free testing,
no signup
end-to-end
response
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Trusted by gamers and repair shops worldwide
Features
Everything you need to diagnose your controller.
Stick drift detection
Pinpoint analog stick drift with millisecond precision. See exactly where calibration breaks down — visually, with sub-frame tracking.
Try it →Drift viz
~200×200
Real-time input
Every press, tilt, and trigger pull mirrored on screen with sub-frame latency.
Vibration testing
Verify both rumble motors with three haptic profiles.
Reaction timer
Measure end-to-end input latency precisely.
Export reports
Generate TXT or JSON for warranty or repair claims.
4 pads at once
Test up to four controllers simultaneously.
Browser-native, zero install
Works in Chrome, Edge, Firefox, and Safari. No plugins, no apps, no signup. Open the page and start testing in under 5 seconds.
Browser viz
(white lines
on dark)
Compatibility
Works with every controller you own.
PS
PlayStation
- DualSense (PS5)
- DualShock 4 (PS4)
- DualShock 3 (PS3)
- PS Move Controllers
Xbox
Xbox
- Xbox Series X/S
- Xbox One Wireless
- Xbox 360
- Elite Series 1 & 2
Switch
Nintendo
- Switch Pro Controller
- Joy-Con (L & R)
- GameCube Adapter
- Wii U Pro
3rd
Third-Party
- 8BitDo Series
- Generic USB Pads
- Bluetooth Controllers
- Custom Builds
How it works
Four steps. That's it.
Connect
Plug in via USB or pair via Bluetooth.
Press a button
Wake the controller — input shows instantly.
Run tests
Buttons, sticks, triggers, vibration, reaction.
Export
Save report for repairs or returns.
FAQ
Common questions.
Nope. Everything runs in your browser via the Gamepad API.
Press any button to wake it. If still nothing, try a different USB port, re-pair Bluetooth, or refresh the page.
Most modern pads (DualSense, DualShock 4, Xbox One+) support browser-side rumble. Older or generic pads may not expose haptics.
No. Everything stays in your browser. Reports are generated locally — we never see them.
Yes — pair via Bluetooth on Android or iOS and load this page in Chrome or Safari.
Get started with controller diagnostics
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Test for free
Get instant access to GamepadTester's full diagnostic suite. No signup needed.
Start for free →sparkle
Need help choosing?
Get personalized controller recommendations based on your specific needs.
Find the right pad →bulb
Talk to an expert
Have questions or need diagnosis help? Get in touch with our team.
Contact us →