Tool Atlas Reaction Time Test
Measure how fast you react. Click when the screen turns green.
Click anywhere to start
About this tool
Test your reaction time. Click when the screen turns green and see your speed in milliseconds.
- Simple one-click test — measure how fast you react to visual stimulus.
- Tracks last, average, and best times plus a full history.
- Runs entirely in your browser with no data sent anywhere.
How to use this tool
- Enter your content or upload your files.
- Adjust available options for your desired output.
- Process and download or copy your result.
Tool FAQ
Is my data private?
This tool is designed for local browser processing during the MVP stage.
Can I process multiple times?
Yes. You can run the tool repeatedly with different inputs.