Keyboard & Mouse Tester
Test your keyboard and mouse online. Visualize key presses and mouse clicks for PC and Mac layouts.
Keyboard & Mouse Tester
Test your keyboard and mouse online. Visualize key presses and mouse clicks for PC and Mac layouts.
Introduction
The Keyboard & Mouse Tester tool visualizes your key presses and mouse clicks in real time. It is useful for checking hardware, demonstrating shortcuts, or troubleshooting input issues.
When to use this tool
Use this tool whenever you suspect keyboard or mouse problems, want to test a new device, or need a visual overlay for tutorials and streams.
How to use
Open the tester
Ensure the tool window is focused so it can capture your keyboard and mouse input.
Press keys and click buttons
Press different keys and mouse buttons to see them highlighted on the on‑screen layout.
Check for missing or stuck inputs
Verify that each expected key and button registers correctly and that no inputs appear stuck.
Examples
Diagnosing a faulty key
Test a specific key that sometimes fails in games or editors to see whether it consistently registers.
FAQ
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