Keyboard Tester - 60%, 65%, 70%, 75% Key Test

Key History

Theme

Layout

Keyboard size

Pro Diagnostics — Anti-Ghosting, NKRO, Polling, Debounce

N-Key Rollover Detected

0 keys

Hold 4 or more keys at once to detect your keyboard's capability

Pressed right now no keys

Polling rate

-- Hz

Hold one key for 3 seconds

Switch health

Healthy

No double-fires detected

Keys profiled

0 unique

Press & release keys to track actuation timing

Test specific combinations

Tap a combo, then hold the listed keys at once. Green = all registered, red = ghosting detected.

Detailed measurements

Double-fire log

Each entry: a key fired twice within 50ms. Sign of a failing switch.

No double-fire issues detected.

Per-key actuation timing

How long each key is held. High max values may indicate sticky keys.

Key	Avg ms	Min	Max	Count
No data yet — type to populate

📱 Mobile Keyboard Tester

Tap here and start typing to test your keyboard:

Space

Characters Typed 0

Unique Keys 0/42

Tip: Use your device's keyboard (appears when you tap the input field above). Each key you press will light up on the visual keyboard!

Caps

Num

Scroll

Trusted by 6,897 people

Rate Keyboard Tester: 4.8 (47 ratings)

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Keyboard tester standard

How to run a reliable keyboard test online

Use this keyboard tester online when you need a clean key test, keyboard checker, 60 percent keyboard tester, 75 percent keyboard test, or laptop keyboard test before changing hardware. Work through the steps in order: confirm the OS labels, choose the closest keyboard size, test every key once, compare the key history, then use deeper checks for stuck keys, keyboard ghosting, N-key rollover, or input latency. If your keys use non-English legends, open the language keyboard tester hub before judging symbol mismatches.

01 Choose OS, layout, and keyboard size Select Windows or Mac labels, then choose the closest size: full-size, TKL/80%, 75%, 70%, 65%, or 60%. QWERTY, AZERTY, Dvorak, Colemak, compact, and laptop keyboards can send different symbols, so layout first prevents false failures; for Arabic, Korean, Russian, Japanese, and other native labels, use the localized keyboard layout testers.

02 Focus the tester and press each key once Click inside the tester, press one physical key at a time, and let it release. A healthy key highlights once, appears in key history, and does not stay active after your finger lifts.

03 Compare highlight with key history Use the visual highlight and history together. If the screen shows a different letter, check OS language settings, browser focus, and shortcut conflicts before assuming the switch is broken.

04 Retest problem keys slowly Repeat any missed, repeating, or sticky key three to five times. Key chatter usually appears as rapid duplicate entries from one press; a stuck key stays highlighted or fires without a fresh press.

05 Check real shortcut combinations Hold the shortcuts you actually use: WASD with Shift, Ctrl, Space, number keys, and arrows. Missed highlights in combinations can point to keyboard ghosting, blocked matrix paths, or rollover limits.

06 Use Advanced Options and Pro Test Open Advanced Options when a basic key press test is not enough. Pro Test adds heatmap, statistics, ghost-click monitoring, latency checks, guided all-key testing, and exportable evidence for repairs or comparisons.

07 Confirm with related diagnostics If keys pass here but feel delayed, test input latency and follow the guide to fix keyboard delay and input lag. If one key repeats, use stuck-key testing. If shortcuts fail, compare with the keyboard ghosting and N-key rollover pages before replacing the keyboard.

Keyboard tester Key test Keyboard checker Test keyboard online 60% keyboard tester 70% keyboard tester 75% keyboard tester TKL keyboard tester Stuck key test Keyboard ghosting test N-key rollover test Input latency test

Quick answers

Common questions before you start

How do I test every key on my keyboard online?

Click inside the keyboard tester, then press each physical key once. The matching key should light up and appear in the key history. Test letters, numbers, modifiers, arrows, numpad, and shortcuts separately so you can see missed keys, wrong symbols, or repeated input clearly.

Do I need to download a keyboard tester app?

No. This is a browser keyboard tester, so it runs on the page without an app, extension, or account. Use it on Windows, Mac, Chromebook, Linux, laptop, USB, Bluetooth, and compact keyboards as long as the browser can receive normal keyboard events.

Why is my keyboard not typing or not registering keys?

If keys fail here and in other apps, check the cable, Bluetooth battery, USB port, OS keyboard layout, and physical switch or membrane. If keys work here but not in one app or game, the problem is usually app focus, shortcut capture, permissions, or an in-game binding.

How can I check for stuck keys, repeated keys, or keyboard chatter?

Press the problem key slowly and watch whether it records once, repeats rapidly, or stays highlighted after release. A chatter pattern usually means one press creates multiple history entries. Use the stuck key test when you need a focused repeat-input check.

Can this keyboard tester detect ghosting and N-key rollover?

Yes. It can reveal common ghosting and rollover limits by showing which held keys register together. Hold gaming combos like WASD with Shift and Space, then compare the highlights. For deeper combination checks, use the keyboard ghosting test.

Can I use this as a 60%, 65%, 70%, 75%, or TKL keyboard tester?

Yes. Use the Keyboard size selector above the visual board and choose 60%, 65%, 70%, 75%, TKL/80%, or full-size before testing. Compact keyboards often put arrows, function keys, Delete, Home, End, Page Up, or Page Down behind Fn layers, so test the key combinations that send those outputs. The Fn key itself may not appear because most keyboard firmware handles it before the browser receives a key event.

Does it work with laptop, Windows, Mac, Chromebook, Bluetooth, and compact keyboards?

Yes. The test works with most desktop, laptop, wired, wireless, Bluetooth, Windows, Mac, Chromebook, and compact keyboards. Browser and OS shortcuts may still intercept some keys, and Fn-layer or media keys may not expose standard key events to any website.

Are my keystrokes recorded or uploaded?

No. The key test runs in your browser and displays the result on the page. The tool does not need a login, download, or server upload for normal key testing. Avoid typing passwords or private text into any keyboard tester, including this one.