Laptop / PC Diagnostics

Press every key to check for stuck, dead, or unresponsive keys.

Check clicks, scroll, precision, DPI, multi-touch and trackpad sensitivity.

Record and playback audio to test your mic.

Test your left and right channels, stereo balance, and frequency response.

Check refresh rate and basic color rendering.

Cycle through solid colors to spot dead or stuck pixels.

Check your camera resolution, framerate, and video quality.

Stress test your processor cores with intensive background calculations to measure thermals.

Stress test your graphics card with 3D WebGL fractal shaders to measure FPS and stability.