ReactionTimeTest is a simple and engaging website designed to measure how quickly a user can respond to visual stimuli. The test typically begins by prompting the user to click as soon as the screen changes color, allowing them to assess their reaction speed in milliseconds. The interface is clean and user-friendly, making it accessible for all age groups. ReactionTimeTest can be used for fun, self-improvement, or even as a casual way to evaluate hand-eye coordination. It provides instant feedback after each attempt, often averaging multiple results to give a more accurate overall score. Whether you're curious about your reflexes or just looking for a quick mental break, this site offers an easy and interactive experience.