Free Online Hardware Testing Tools
Test your keyboard, mouse, monitor, microphone, camera, and gamepad — instantly, in your browser. No installs, no accounts.
Keyboard Tester
Press any key to check it registers correctly.
KeyboardGhosting / NKRO Test
Check how many keys register at once.
KeyboardTyping Speed Test
Measure your WPM and typing accuracy.
MouseMouse Tester
Test left, right, middle click and scroll.
MouseDouble-Click Test
Detect faulty double-click chatter.
MouseClick Speed Test
Measure clicks per second (CPS).
MouseDPI / Polling Rate
Measure your mouse's real Hz.
ScreenDead Pixel Test
Cycle solid colors to spot dead or stuck pixels.
ScreenRefresh Rate Test
Estimate your monitor's real refresh rate.
ScreenMonitor Color Test
Check contrast, banding, and black levels.
ScreenTouch Screen Test
Test multi-touch accuracy and response.
AudioMicrophone Tester
Check mic input with a live spectrum analyzer.
AudioSpeaker Tester
Test left/right channel output.
AudioHeadphone Tester
Test stereo channels, bass and treble.
AudioHearing Range Test
Find your audible frequency range.
CameraWebcam Tester
Preview your camera feed live.
GamepadGamepad Tester
Check buttons, joystick axes and drift.
GamepadReaction Time Test
Measure your reflex speed in milliseconds.
SystemGPU Tester
Find your GPU, fillrate and monitor specs.
SystemCPU Benchmark
Test your processor's single-core speed.
SystemNetwork Latency Test
Measure your connection's response time.
SystemMIDI Tester
Test notes, velocity and control data.
SystemPPI Calculator
Calculate pixel density and aspect ratio.