About Keyboard Tester

A free, fast, and privacy-focused tool to test every key on your keyboard.

Fast & Responsive

Instant visual feedback for every key press with smooth animations.

Privacy First

All processing happens locally in your browser. No data is sent to any server.

Cross-Platform

Works with Windows and macOS keyboards. Supports full 100% layout with numpad.

What is Keyboard Tester?

Keyboard Tester is a free online tool that helps you verify if all the keys on your keyboard are working correctly. Whether you're testing a new keyboard, troubleshooting issues, or checking a second-hand purchase, our tool provides instant visual feedback for every key press.

Key Features

  • Full keyboard layout support (100% with numpad)
  • Windows and macOS keyboard layouts
  • Visual feedback with press count for each key
  • Real-time key information (key code, location)
  • Dark and light theme support
  • Progress tracking to see how many keys you've tested
  • Keys per minute typing speed indicator

About iiniit

Keyboard Tester is a product of iiniit. We build simple, useful tools that respect your privacy and just work.