Hardware Tests
Dead key? Dead pixel? Mic silent? Run a check before buying replacements. Test keys, measure refresh rate, inspect camera and mic, and measure ambient noise in decibels.
Hardware Tests · 8 tools
System Information
Get OS, browser, screen resolution, hardware and network details at once. Most checks run locally; the public …
Keyboard Tester
Test your keyboard live with a virtual layout, key codes and press history — everything runs in your browser.
Mouse Tester
Check mouse buttons, scroll wheel and double-click behaviour with live coordinates, click counters and event h…
Refresh Rate Test
Measure your monitor's real refresh rate by sampling animation frames — handles 60Hz, 120Hz, 144Hz and beyond.
Microphone Test
View live volume waveforms and spectrum analysis, record and play back, and inspect device info locally.
Camera Test
Preview your camera, capture snapshots and check resolution and device metadata without uploading anything.
Decibel Meter
Measure ambient noise through your microphone with a live gauge, noise-level classification and statistics.
Gamepad Tester
Test gamepad buttons, sticks, triggers, D-pad and rumble motors for Xbox, PlayStation and generic USB controll…
Hardware tests inspect what the browser can read about your device: keyboard, mouse, refresh rate, system info, decibels, microphone and camera. They cannot fully replace driver-level or repair-level diagnostics.