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Keyboard Tester — Free Online Test Tool

Keyboard Tester lets you test keyboard interactively with immediate feedback. Test keys. All processing happens client-side in your browser, with nothing sent to a server. Free, unlimited, and no registration needed.

How to use Keyboard Tester

1. Set up your test input.
2. Run the test and watch the live result.
3. Adjust and repeat as needed.

Frequently asked questions

Does this need an internet connection?

Only to load the page. After that the testing itself runs locally in your browser.

Is there a limit on how much I can test?

No. Everything runs client-side, so there is no quota.

Can I use it on mobile?

Yes, though a larger screen is usually easier for detailed testing.

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