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Reaction Time Test

Free other browser game by arelvox · released 2026-10-27

Reaction Time Test cover art
Play Reaction Time Test on itch.io

About Reaction Time Test

Reaction Time Test is a small browser game from developer arelvox built around one simple challenge: see how quickly you can respond when a red box switches to green. Each round starts after a random delay, so you cannot anticipate the exact moment. When the color changes, click, tap the screen, or press Space as fast as you can. Responding before the green appears does not count, which stops you from getting ahead of the signal. After five rounds, the game calculates your average reaction time in milliseconds and sets it against the typical human figure of roughly 250 ms, giving you a clear sense of how your reflexes compare. Your best average is saved, and you can share your result with friends to turn the test into a challenge. The presentation is minimalist and the controls reduce to one action, so the focus stays on your response speed. It is a casual reflex test rather than a longer game, making it easy to try in a spare moment and repeat when you want to see whether you can improve.

Quick facts

Developer
arelvox
Genre
Other
Price
Free
Platform
Web browser

Highlights

Who it is for: Players curious about their reaction speed and how it compares with a typical human result will enjoy this quick test.

Questions about Reaction Time Test

Is Reaction Time Test free to play?

Yes. It is a free browser game.

What controls does the game use?

You can click, tap the screen, or press the Space bar when the box turns green.

How long is a session?

No average session length is listed. The test itself consists of five rounds, after which your average is shown.

What do the tags say about the game?

It is tagged Casual, Minimalist, one-button, reaction, reflex, and test.

What technology was used to make it?

The development tools are not listed.

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