Controller Diagnostic Lab
Free PS5/P4controller drift & calibration n browserFree PS/
Controller Diagnostic Lab launched on June 10, 2026 with 1 votes.
What it does
Test stick drift, calibrate analog sticks, check vibration and adaptive triggers on your DualSense or DualShock 4 — free, no install, runs in Chrome.
Free browser-based hardware diagnostics for laptops, MacBooks, phones, and gaming controllers. Test keyboard, display, mic, speakers, webcam and more. No download required.
Run comprehensive diagnostics on laptops, phones, and gaming controllers in your browser. Diagnose, test, and calibrate PlayStation, Xbox, and Nintendo controllers. Read raw HID data, test haptics, and check for stick drift. Comprehensive suite for testing your computer. Includes Keyboard, Mouse, Microphone, Speaker, Webcam, Display, and Stress Test tools. Scan your iOS or Android smartphone for hardware defects. Test touchscreen digitizers, haptics, cameras, and dead pixels. All diagnostics and inputs are processed locally in your browser. We never collect device details or telemetry. Skip email inputs and credential setup. Start testing your hardware instantly with zero onboarding steps.…from ay5uh.com
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DualShock calibration in the browser using WebHID2024 · blog.the.al · ▲125This website uses undocumented HID commands of both DS4 and DualSense to re-center and recalibrate DualShock analog sticks.
ControllerTest-test gamepads,stick drift and polling rate by browserJun 2026 · controllertestonline.com · ▲5Run a full controller test online. Check buttons, sticks, triggers, drift, deadzone, polling rate, vibration and export a browser-based health report.
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