Computer Tools
Keyboard Tester - Check Key Presses Online
Test keyboard input in your browser to see which keys are detected, held, or repeating.
Input diagnostics
Keyboard Tester
Press keys to check whether your browser detects them. Useful for stuck, missing, or repeated keyboard input.
Click this page, then press keys. Some system shortcuts may still be handled by your browser or OS.
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How this keyboard tester works
Open the tool and click the page.
Press keys on your keyboard.
The tool shows currently pressed keys and recent key events detected by the browser.
Frequently Asked Questions
Can it detect all system shortcuts?
No. Some shortcuts are captured by your browser or operating system before a web page can read them.
Does it work with external keyboards?
Yes, if the keyboard input reaches the browser.
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