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Diagnose stick drift before you lose.

Test your controller, mouse, and keyboard instantly. Catch drift, latency, and button failures before your warranty expires. Experience that you have never felt before.

Test your controller Check stick drift
✓ 142,850+ hardware telemetry samples measured
Awaiting Gamepad
Works with
PS5 PS4 Xbox Nintendo Switch PC Android iOS
Live hardware telemetry
142k+ samples
drift & circularity measurements from real controller tests
32 Hardware tools
142k+ Controllers tested
100% Privacy preserving
0 Installs required

29 tools. One controller.
Every test you need.

Flagship

Controller Health Score

The only 0-100 score that measures drift, buttons, triggers, polling rate, and circularity in a single diagnostic. Get your grade: A+ to F.

Get your score
Most used

Stick Drift Test

Detect analog stick drift to 0.1% precision

Run test
Flagship

Full Diagnostic

Complete 2-minute controller health checkup

Run test

Button Tester

Test every button for ghosting and response

Run test

Trigger Pressure

Measure analog trigger linearity and range

Run test
Unique

Health Score

Get your controller's 0-100 score + grade

Run test

Deadzone Visualizer

Find the perfect deadzone for your game

Run test

Polling Rate

Measure input frequency in Hz

Run test
View all 29 controller tests Mouse tests Keyboard tests
Full-Setup Testing

Your mouse and keyboard get the same treatment.

CPS speed, true DPI, 8K polling, click latency, double-click faults, scroll-wheel health — 7 mouse tools. Plus a mechanical keyboard sandbox with NKRO matrix verification.

CPS Test DPI Analyzer 8K Polling Rate Double-Click Fault Keyboard Sandbox

One platform.
Every answer.

When your controller feels off, you currently visit 5-8 websites to solve one problem. We own the entire journey in one place.

Start your journey

Test

Run the Full Diagnostic — takes 2 minutes. Get your Health Score.

Diagnose

See exactly what's wrong. Drift percentage, trigger wear, button response.

Decide

Fix vs Replace Calculator weighs repair cost against replacement price.

Fix

Step-by-step repair guide with embedded re-test to verify it worked.

Optimize

Get game-specific deadzone and sensitivity settings based on your test.

Test your controller.
Then play with it.

5 browser games built around your controller inputs. Earn XP points, level up, build a daily streak. No gaming site has this.

5 Precision games
5 Reflex games
5 2-Player games
Open Arcade

Built different.
Not just another tester.

Every competitor is a single-page app with 5-30 indexed pages and zero content. We are an 830+ page platform that owns the entire controller lifecycle.

Other sites

  • 5-30 indexed pages (SPA)
  • Shows raw data, not answers
  • 2-4 minute sessions
  • Zero repair guides or content
  • No games, no engagement loop

ControllerTesting.com

  • 830+ indexed pages (Astro SSG)
  • Diagnoses, fixes, and optimizes
  • 8-15 minute sessions (games)
  • 800+ repair guides and content pages
  • 5 games, XP rewards, daily streaks
Quick answers

Before you test,
know what to expect.

Connect a controller, choose the signal you want to inspect, and get a result you can act on. The first test is always free.

How do I run a controller test online?

Open a test, connect your gamepad, and move the sticks or press the buttons when prompted. The browser reads supported controller input and shows the result without a download or account.

Can I run a PS4 controller test here?

Yes. Connect a PS4 controller by USB or Bluetooth, then choose the relevant test. Results depend on the browser exposing the controller through the Gamepad API.

What does the gamepad tester check?

The test suite can check analog stick drift, buttons, triggers, polling rate, vibration, circularity, latency, and other controller signals. Start with one focused test or use the full diagnostic.

Is ControllerTesting.com free to use?

Yes. The browser-based controller tests are free to use, do not require an account, and keep the measurement session on your device.

Your controller deserves a real diagnosis.

Takes 2 minutes. No downloads, no accounts, no data collection. Everything runs in your browser.

Test your controller Quick Drift Test
Completely free No download required Works in 2 seconds