Advanced Keyboard Tester

Check If Your Keyboard is working properly
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A keyboard test checks the functionality of each key on a keyboard. This ensures that all keys register correctly when pressed, identifying any non-responsive or malfunctioning keys.

Keyboardtest.app displays a virtual keyboard, highlighting the keys as they are pressed.

Esc
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
~
1
2
3
4
5
6
7
8
9
0
-
=
Tab
Q
W
E
R
T
Y
U
I
O
P
[
]
\
Caps
A
S
D
F
G
H
J
K
L
;
'
Enter
Shift
Z
X
C
V
B
N
M
,
.
/
Shift
Ctrl
Window
Alt
Space
Alt
Window
Ctrl
PrtScn
ScrLk
Pause
Insert
Home
PgUp
Del
End
PgDn
Num
/
*
-
7
8
9
+
4
5
6
1
2
3
Enter
0
.

Welcome to KeyboardTest.app, the ultimate online keyboard testing tool designed to help you check every key on your keyboard right from your browser (without downloading or using any software). Whether you are using a desktop or laptop, our free, simple, and efficient tester ensures that your keyboard is functioning as it should. Whether you’re troubleshooting sticky keys, checking for ghosting, or diagnosing typing issues, KeyboardTest.app is your go-to solution.

Why Use KeyboardTest.app?

Your keyboard is the most crucial tool for interacting with your computer, but keys can wear out, stick, or even stop working. KeyboardTest.app allows you to quickly test each key’s functionality, detect typing issues, and ensure that your keyboard is in peak working condition. Here are a few reasons to try our tool:

  • Fast and Accurate Testing: Test each key in real-time, with color-coded feedback to quickly identify problems.
  • Ghosting Detection: Check whether multiple keys are being registered when pressed simultaneously.
  • Sticky Key Diagnosis: Detect if a key is sticking or inputting multiple characters.
  • Function Key Verification: Easily test the F1 to F12 keys to ensure they work properly.
  • Cross-Platform Compatibility: Our tool works seamlessly across all modern browsers and keyboard layouts, including both Windows and Mac.

Features of KeyboardTest.app

  • Instant Key Response: When you press a key, it is highlighted on our virtual keyboard, so you can see exactly which key was pressed. If the key sticks or repeats, our tool will detect the issue and mark it accordingly.
  • Comprehensive Key Analysis: From regular letter and number keys to function keys, arrow keys, and modifiers (Ctrl, Alt, Shift), our tester covers all bases.
  • Test Keyboard LEDs: Check if your Caps Lock, Num Lock, and Scroll Lock LEDs are functioning.
  • Key Stroke Speed Testing: Measure your keyboard’s ability to register key presses and releases, ensuring fast typing response times for optimal performance.
  • Custom Keyboard Layout Support: Whether you use a standard layout or a customized one, our tester adapts to your keyboard’s configuration.
  • Multilingual Support: We support various keyboard layouts and languages, so you can easily test international keyboards as well.

How to Use KeyboardTest.app

Using our tool is as easy as 1-2-3:

  1. Open KeyboardTest.app in your browser.
  2. Start pressing the keys on your keyboard, and each key will light up on our virtual keyboard display.
  3. If a key is malfunctioning, it will be highlighted in a different color, and you can reset the test anytime by clicking the reset button.

It’s that simple! There’s no need to install any software—just launch the test and get real-time results.

When to Use KeyboardTest.app

  • Keyboard Troubleshooting: If you suspect a problem with your keyboard, whether it’s a stuck key or ghosting, our tool provides a quick diagnosis.
  • New Keyboard Setup: Bought a new keyboard? Use our tool to ensure every key works perfectly.
  • Performance Testing: For gamers, typists, or professionals, test your keyboard to ensure it meets your performance needs.
  • Office & School Keyboard Maintenance: In environments where multiple keyboards are used, save time by testing all devices quickly and efficiently.

Key Benefits

  • Completely Free: Enjoy full functionality at no cost, with no hidden fees or trial periods.
  • No Installation Required: Use our tester directly in your browser—no downloads or installations needed.
  • Compatible Across Devices: Whether you’re using a desktop, laptop, or tablet, KeyboardTest.app works with a wide range of devices.
  • Supports Most Keyboards: Test standard and custom layouts with ease. Whether it’s wireless, USB, or a built-in laptop keyboard, our tool works with them all.

Start Testing Now!

Don’t wait until your keyboard completely stops working! Run a quick diagnostic today using KeyboardTest.app and ensure that every key on your keyboard is in perfect working order. Start typing to get started right now.

For support, inquiries, or troubleshooting tips, feel free to reach out to us via our Contact Us page.

Features Coming Soon

  • NKRO Test: NKRO measures how many keys can be pressed simultaneously without error.
  • Key Chattering: Key chattering occurs when a single key press registers multiple times due to electrical noise or mechanical issues.
  • Remapping: Key remapping allows users to assign different functions to keys.
  • Stability and Wobble: Keyboardtest.app will also evaluate keycap stability and wobble. This will ensure keys remain steady when pressed from different angles.

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