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Keyboard Tester
Test every keyboard key in real-time. Check if all your keys are working with instant visual feedback, heatmap, and key history.
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Use Keyboard Tester
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Ready to use Keyboard Tester?
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What Users Say
“Found my broken G key instantly. Saved me hours of debugging!”
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Alex P.
PC Gamer
★★★★★
“Best free keyboard tester online. Fast, accurate, no install needed.”
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Sara K.
Developer
★★★★★