The ultimate diagnostic
lab for your devices.
Instantly test your webcam, microphone, keyboard, mouse, and display directly from your browser. Precise, trustworthy, and completely free.
Popular Diagnostics
Our most frequently used tools for hardware verification and troubleshooting.
Webcam Test
Test your webcam with live preview, resolution detection, FPS counter, and snapshot capture.
Microphone Test
Test your microphone with real-time audio waveform, volume meter, recording, and playback.
Speaker Test
Test your speakers with left/right channel test, stereo sweep, and frequency tones.
Keyboard Test
Test every key on your keyboard with a visual interactive layout and multi-key detection.
Mouse Test
Test all mouse buttons, scroll wheel, and cursor tracking with visual feedback
CPS Test
Measure your clicks per second with multiple durations, live graph, and best score tracking.
Comprehensive Coverage
From mechanical switch latencies to dead pixels, our suite covers every aspect of your workstation.
Input Devices
Key rollover, polling rates, double-click detection, and latency measurement.
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Audio & Video
Microphone waveforms, speaker channel tests, and webcam resolution checks.
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Display Analysis
Color accuracy, refresh rate verification, and dead pixel identification.
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System Info
Browser capabilities, battery health, and network latency metrics.
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