Key Tester Tool
Diagnose broken keys or switches on your mechanical or membrane keyboard.
Focus window and press keys to test. Pressed keys turn blue.
What is Key Tester Tool?
The Key Tester Tool is a specialized utility designed to test and verify the performance of your hardware. Whether you are troubleshooting a defect, calibrating your device, or simply curious about your specs, this tool provides real-time feedback directly in your browser.
Regularly testing your devices ensures they are functioning optimally. This tool runs locally on your machine, meaning your data remains private and the response is instant.
How to use Key Tester Tool
- Step 1: Activate the tool using the start button or on-screen controls.
- Step 2: Follow the specific visual cues or prompts displayed.
- Step 3: Review the results to determine if your device is functioning correctly.
Frequently Asked Questions
Is this tool free?
Yes, this tool is completely free to use online without any software installation.
Does it work on mobile?
Most of our tools are responsive and work on mobile devices, though some hardware tests (like mouse specific features) may vary.