Free Reaction Time Test
Test your reaction time in milliseconds: wait for green, then click or press Space.
See your average, median and best over the last five tries.
- Runs locally
- Click to start
- Wait for green
- Click as fast as you can
- Free
- No sign-up
- Runs in your browser
- No watermark
Keeps your last 5 tries. Most people land between 200 and 300 ms on a mouse; screens and input devices add a few milliseconds.
This tool runs in this browser tab and does not ask for an account. What you enter is not sent to PoYo.
Use cases
Where it helps
Quick answers
Open the page and get a result without installing an app.
Any computer
It works in a current browser on Windows, macOS, Linux or ChromeOS.
Nothing to clean up
Close the tab when you are done. PoYo keeps no copy.
Three steps
How to use Free Reaction Time Test
Click to start
The box turns red.
Wait for green
Clicking early resets the try.
Click as fast as you can
Your average of the last 5 tries is shown.
Features
What this tool includes
Runs locally
This tool runs in this browser tab and does not ask for an account. What you enter is not sent to PoYo.
Click to start
The box turns red.
Wait for green
Clicking early resets the try.
Click as fast as you can
Your average of the last 5 tries is shown.
PoYo
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These free tools work on files you already have. To create an image, video or audio from a description, open a PoYo generator.
Free Reaction Time Test FAQ
Do I need an account?
No. Open the page and use it.
Is what I enter sent anywhere?
This tool runs in this browser tab and does not ask for an account. What you enter is not sent to PoYo.
Does it cost anything?
No. It is free and does not use PoYo credits.
Can I use it on my phone?
Yes, in a current mobile browser. Tools that need a physical keyboard or mouse are easier on a computer.
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Test your reaction time in milliseconds: wait for green, then click or press Space. See your average, median and best over the last five tries.