|You are here: Duckware » Technology Blog » Measure human visual response times|
The box below starts out gray. Press 'enter' to start test -- box turns blue. At random (in two to six seconds), the box turns red -- press 'enter' as fast as you can (but only after box turns red). Your 'response time' (in milliseconds) is displayed (250 ms is typical).
Copyright © 2020 Duckware