Ready when you are
Local onlyHuman test
Reaction Time Test
Wait for the color change, react as quickly as you can and compare your attempts in milliseconds.
✓ Instant result✓ No sign-up✓ Runs in your browser
01
How to use this test
- Start the test and get ready.
- Wait while the pad says Hold…
- Click or tap the instant it turns green.
02
If something looks wrong
- Use the same device when comparing attempts.
- A wired mouse can reduce input delay compared with some wireless devices.
- Take several attempts; one result can be affected by anticipation or distraction.
Quick answers
Good to know.
What is a good reaction time?+
Results vary by person, device and input method. Use your own best and average as the most useful comparison.
Does my screen affect the result?+
Yes. Display refresh rate, browser timing and input latency all contribute to the measured result.