Keyboard Tester
Our tool detects key presses in real-time. Press any key on your physical keyboard to see it light up on the virtual one above and check its functionality.
How to Use This Keyboard Test
Testing your keyboard is straightforward and instant. There is no "start" button because the test is always active and ready.
- Press Any Key: Simply start typing on your physical keyboard.
- Watch the Virtual Keyboard: The corresponding key on the screen will light up, providing immediate visual feedback.
- Monitor Statistics: Check the live dashboard above the keyboard to see metrics like total keystrokes and your typing speed in Keys Per Second (KPS).
- Reset When Needed: Click the "Reset Stats" button at any time to clear all data and begin a fresh test.
What Our Keyboard Test Checks For
Key Responsiveness
Get real-time feedback for every key press and release. The visualizer instantly shows if your computer is receiving the signal, helping you identify unresponsive or "dead" keys.
Typing Performance Metrics
The test tracks your total number of keystrokes, calculates your current typing speed (KPS), and identifies which key you press most frequently, offering insights into your typing patterns.
Stuck Key & Ghosting Detection
A key that remains lit after you release it indicates a stuck key. For gamers, you can test for ghosting by pressing multiple keys simultaneously (e.g., W+A+Shift) to see if all are registered.
Diagnosing Common Keyboard Problems
This tool can help you identify a variety of common keyboard issues before they become major frustrations:
- Unresponsive Keys: Keys that don't light up on the virtual keyboard when pressed are likely suffering from a hardware or connection failure.
- Stuck or "Sticky" Keys: If a key on the screen remains highlighted after you've released it, the physical key may be stuck or slow to return.
- Key Chattering (Double Input): While our tool shows a single press, if you notice chattering in a text editor, you can use this visualizer to confirm the switch is the problem.
- Input Lag: A noticeable delay between your physical press and the key lighting up could indicate a driver issue or a problem with a wireless keyboard's connection.
Frequently Asked Questions
How do I know if my keyboard is working properly?
A properly working keyboard will have every key light up instantly on our virtual layout when pressed, and turn off immediately upon release. All key presses should register accurately in the "Total Keystrokes" counter.
What should I do if a key is unresponsive or stuck?
If a key isn't working, first try cleaning the keyboard, especially around the faulty key, with compressed air. For mechanical keyboards, you may need to check the switch. If a key appears stuck on-screen, ensure the physical key is not physically jammed.
Why isn't my 'Fn' key detected?
The "Fn" (Function) key is a hardware-level modifier. It doesn't send its own signal to the operating system; instead, it changes the signal sent by another key. Because of this, browser-based tools cannot detect it directly.
Can this tool test any keyboard?
Yes. Our tester works with all types of keyboards, including mechanical, membrane, laptop, and wireless keyboards, across different operating systems like Windows, macOS, and Linux.
Is this test safe and private?
Absolutely. This test runs entirely in your web browser using JavaScript. We do not record, store, or transmit your keystrokes anywhere. Your input remains completely private and local to your machine.