ReactionTestTime · Office #42,097

What it is

Calls itself “reaction, reflex and aim tests”.

• Calls itself: reaction, reflex and aim tests

“ReactionTestTime is a free collection of browser-based reaction, reflex and aim tests.”

Where it puts itself

Rules out “sensitive attributes like age or gender”. Publishes a comparison page.

• Says it will not: sensitive attributes like age or gender

“Reaction time is one of the simplest things you can measure about how your brain and body work together, yet most online tests don't explain how they measure, and many publish averages nobody can verify.”

“We never infer sensitive attributes like age or gender.”

What it costs

A free tier, free forever.

• Free plan: free forever

“ReactionTestTime is a free collection of browser-based reaction, reflex and aim tests.”

“It's free, instant and anonymous.”

Who it sells to

Sells to consumers.

• Sells to: consumers

“Making reaction time testing simple, accurate and accessible for everyone”

How it runs

A web app. Runs locally and works offline.

• Kind: web
• Runs where: on the device, offline

“ReactionTestTime is a free collection of browser-based reaction, reflex and aim tests.”

“Tests run entirely in your browser using the high-resolution performance.now() clock.”

What it offers as proof

Live, no waitlist. Claims “57”. Try it without signing up. Publishes docs.

• Number claimed: 57
• Trial asks for: nothing

“No sign-up required.”

“We only publish the distribution and percentiles once at least 100 real, anonymous test sessions are available (57 so far)”