Online Keyboard Tester is a free keyboard tester for checking keys, spotting stuck or repeating inputs, and testing ghosting and N-key rollover. Get instant feedback in your browser with no download or sign-up required.
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Online Keyboard Tester is a free online keyboard tester that helps you check whether your keys register correctly and investigate common keyboard input problems. Open the tool, select your layout, and press each key to see instant feedback on a visual keyboard.
Choose from seven layouts: full-size, TKL, 75%, 65%, 60%, laptop, and Mac. Check for unresponsive keys, identify potential stuck or chattering inputs, and test simultaneous key presses for N-key rollover and ghosting. The key event inspector shows detailed input information, while timestamped key press history can be exported as CSV or TXT.
This keyboard tester works in modern browsers on Windows, macOS, Linux, and Chromebooks. No software installation, account, or subscription is required. Keyboard testing runs locally in your browser, keeping keystrokes and diagnostic history on your device.
The website also offers a MacBook keyboard tester, typing speed test, keyboard latency test, spacebar speed test, CPS click speed test, scroll wheel test, and mouse double-click test. Whether you are checking a new keyboard, troubleshooting a laptop, or testing gaming key combinations, Online Keyboard Tester makes keyboard testing easy to access and free to use.
