Cognitive Speed Index
Reaction Time Suite
Measure and refine your human reflex speed across 10 specialized interactive modes.
Active Test Mode
Visual Color Shift
Visual Color Shift
Click when background changes color
Shape Match
Click on shape transformation
Audio Cue
React instantly to audio tone
Fast Math
Click ONLY when EVEN number flashes
Target Precision
Stop moving bar in target zone
Spatial Memory
Tap illuminated cell in 4×4 grid
Sequence Memory
Repeat 3-step pattern sequence
Quick Reflex Tap
Rapidly click 5 targets in order
Color Word Stroop
Click when text matches font color
Peripheral Vision
Click outer edge trigger points
Touch to Begin
Tap inside the field when you are ready.
— ms
Last Attempt
— ms
Average
— ms
Personal Best
—
Rating
Frequently Asked Questions
Rules and target users.
Visual Color Shift
Click immediately when red changes to green.
Shape Match
Click when the circle transforms into a square.
Audio Cue
Click as soon as you hear the audio tone trigger.
Fast Math
Click ONLY when an EVEN number flashes.
Target Precision
Stop the sliding bar inside the green center target.
Spatial Memory
Tap the illuminated tile in the grid instantly.
Sequence Memory
Memorize the 3-tile flash sequence and repeat it.
Quick Reflex Tap
Precision tap 5 dot targets as fast as possible.
Color Word Stroop
Click when the printed word matches its font color.
Peripheral Vision
Maintain focus on center dot and tap outer pulses.
• Gamers & Esports Players: Warm up motor response, spatial tracking, and click speed prior to playing competitive games.
• Athletes & Drivers: Test visual perception speeds, auditory reactions, and peripheral awareness.
• Daily Brain Training: Keep cognitive processing speeds sharp and improve focused attention spans.