All Brain Training Games for Focus, Memory, and Reaction Time

Practice coherent breathing at the scientifically optimal rate of 6 breaths per minute. This lotus-guided breathing exercise helps stimulate your vagus nerve, improve heart rate variability (HRV), and activate your body's relaxation response. Also features Box Breathing and 4-7-8 breathing modes.

Practice Box Breathing (Square Breathing) with our beautiful lotus animation guide. Inhale 4s, hold 4s, exhale 4s, hold 4s — the same technique used by Navy SEALs, first responders, and athletes for instant calm and focus.

Practice the 4-7-8 breathing technique with our lotus animation guide. Inhale for 4 seconds, hold for 7 seconds, exhale for 8 seconds. A powerful natural method for falling asleep faster, reducing anxiety, and calming your nervous system.

Use this free Pomodoro timer online as a study timer, focus timer, or tomato timer for 25-minute work sessions and structured breaks.

Watch 3D cubes appear and disappear, then count them accurately. Train your spatial memory and visual processing skills.

Test your short-term memory by memorizing and recalling common household items. Get personalized scoring based on your age and gender.

Play this 10 second timer challenge game online. Start the timer, stop at exactly 10.0000 seconds, and see how close your internal clock can get.

Match pairs of cute baby animals in this classic memory card game. Improves visual memory and concentration for all ages.

Play this free memory matching game online with shapes, letters, or numbers. Match pairs, train visual recall, and enjoy a clean concentration game built for adults and older teens.

Use this free dual n-back online game to practice visual and audio recall in one browser tab. Start with a 30-second tutorial, adjust the N-back level, and build a steady working memory habit.

Improve visual tracking abilities by following glowing fish in a dynamic underwater environment.

Challenge your sequential memory by remembering the order of frog jumps across lily pads.

Quickly identify the larger of two numbers to train processing speed and attention.

A variant of Dual N-Back using mahjong tiles and sounds to train working memory and cognitive skills.

Test your visual memory by recalling increasingly complex block sequences.

Practice with our free Schulte Table online to train visual attention, peripheral vision, reading speed, and concentration. Find numbers in sequence and improve scanning speed in minutes.

Use this free online reaction time test to check how quickly you respond to a visual signal and compare your result against common averages.

Take a free Stroop effect test online by naming the ink color instead of the word. Train selective attention, inhibition control, and conflict resolution while tracking your reaction time.

Based on the classic Eriksen Flanker Task, this test measures your ability to focus on relevant information while ignoring distractions. Challenge your selective attention and executive control skills.

A distraction-free Sudoku designed to train working memory and logic.

Curious how fast you can click? Use this free online CPS test to measure your click speed, mouse clicking rhythm, and burst clicking power across 1s, 3s, 5s, and 10s modes.

Test how many times you can hit the space bar in 5, 10, or 30 seconds. This free online spacebar clicker works as a quick keyboard speed test with clean visuals, local best scores, and mobile tap support.

Play the viral SBTI personality test online and get a shareable result poster in minutes. A fast meme-style quiz for people searching sbti test, sbti mbti, and personality test trends.