Description of Reflex Tester Test and sharpen your reflexes with reflex tester. Tap in the square to start, and wait until the background color changes. As soon as it changes, tap the square again, the time between the color change and your tap is measured as your response time. Prepare to rush, be genrummy easttly, don't break your touchscreen.Upload test score to ScoreLoop challenge the world. Version history Reflex Tester New in ReflexTester 1.0.4 --Support more density--Fix a force close--Add Move To SD Card Please rate this apprummy star