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Test every device in your setup
Fast, free, and online

Professional-grade checks for screens, keyboards, mice, audio, and controllers. Runs directly in your browser.

100% Free
No paywalls
No Install
Runs in browser
All Devices
Desktop + mobile

Available Tools

Start testing right away with our most popular hardware checks.

Dead Pixel Tester

Test your monitor for dead pixels, stuck pixels, and screen uniformity with our professional color testing tool.

Key features
  • *10 color test modes (Black, White, RGB, CMY, Grays)
  • *Keyboard shortcuts (1-0 keys)
  • *Full-screen testing mode
  • *Auto-hiding controls for clear view
  • *Mobile-friendly interface

Mouse Polling Rate Test

Measure mouse polling rate (browser event Hz) with distribution, median, peak, and stability checks.

Key features
  • *10s / 30s sampling modes
  • *Distribution chart + sample counts
  • *Median / P95 / peak Hz metrics
  • *Stability score and quality warnings
  • *Browser-based, privacy-first

Click Speed Test (CPS/CPM)

Measure your click speed with 10s/30s/60s timers. Track CPS/CPM, left/right clicks, and share results.

Key features
  • *10s / 30s / 60s timer modes
  • *CPS and CPM scoring
  • *Left/right click tracking
  • *Noise filtering for duplicate clicks
  • *Shareable results link

Gamepad Tester

Test your controller buttons and analog sticks, and check for stick drift with an adjustable deadzone.

Key features
  • *Real-time button and stick visualization
  • *Stick drift detection with deadzone slider
  • *Controller device info and mapping hints
  • *USB and Bluetooth support (varies by browser)
  • *Privacy-first, browser-based

Keyboard Tester

Test every key on your keyboard to ensure all keys are working properly. Perfect for checking new or used keyboards.

Key features
  • *Physical keyboard layouts (ANSI/ISO) with language keycaps
  • *Real-time key press highlight and tested-state tracking
  • *Shows recent combos (e.g. Ctrl + Alt + Del) and order
  • *Sound feedback toggle and quick reset
  • *Completion banner when all keys in the layout are tested

Mouse Tester

Test left/right clicks and scroll wheel directions with instant visual feedback and scoring.

Key features
  • *Left and right click detection with highlights
  • *Scroll wheel up/down verification
  • *Pass/fail scoring with reset
  • *Browser-based, no install

Audio Tester

Test your speakers, headphones, and microphone. Check left/right channels, frequency response, and audio quality.

Key features
  • *Left/Right channel balance test
  • *Frequency sweep (20Hz - 20kHz)
  • *White noise and pink noise reference
  • *Manual single-tone control with quick presets
  • *Microphone level and peak meter

Coming Soon

More diagnostic tools are on the way.

Camera Tester

Test your webcam or camera. Check resolution, frame rate, color accuracy, and focus quality.

Coming soon

Why HardwareTest

Professional-grade

Designed for accurate, repeatable checks you can trust.

Privacy-first

All tests run locally in your browser.

Always improving

New tools and guides added regularly.

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HardwareTest is a passion project, built to provide free, private, and powerful hardware testing tools for everyone. If you find it useful, consider supporting its development. Every coffee helps!

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