Online brain speed tests

Train faster,
see your reflex,
focus, and memory ceiling.

Train reaction time, memory, attention, and hand speed with fast, replayable tests built for daily practice, friendly competition, and personal progress.

Avg reaction
239ms
Top category
Click Speed
Launch tests
6 tests
Today's plays
3.4k

Core Focus

Product Direction

Fast Reflex

High-precision timing and immediate feedback built around the most shareable speed metrics.

Sharper Memory

Split number, sequence, and visual memory into distinct tests to reveal a clearer mental profile.

Replay Loop

Surface last score, best run, and average performance together so one more try always feels natural.

Matrix

Test Matrix

Built to expand

Featured Tests

Core launch tests

View all tests
Visual Reflex

Reaction Time Test

Wait for the screen to switch, then click instantly to measure visual reflexes.

Average
239ms

Track your click latency with high precision, complete 5 rounds, and see your average reaction time.

Average reaction timeBest reactionFalse starts
Difficulty Easy18.2k sessions
Hand Speed

Click Speed Test

Click as fast as possible in a short time window and measure your CPS.

Average
8.4 CPS

Includes 1s, 5s, and 10s modes for hand-speed challenges, gaming drills, and social sharing.

Total clicksCPSMode score
Difficulty Easy24.6k sessions
Click Accuracy

Aim Trainer

Hit randomized targets one by one and measure accuracy plus movement efficiency.

Average
14.6s

A lightweight aim-trainer loop that tracks total completion time, average hit pace, and miss rate.

Total timeAverage hit timeMiss rate
Difficulty Medium9.1k sessions
Working Memory

Number Memory

Remember longer and longer number strings to test short-term digit memory.

Average
8 digits

Each round shows a new number sequence, increasing length over time to reveal working-memory limits.

Max digitsRounds passedAccuracy
Difficulty Medium11.8k sessions

Leaderboard

Popular leaderboard preview

Reference scores
RankPlayerTestScore
#1NovaPulseReaction Time Test154 ms
#2LimeFoxClick Speed Test14.2 CPS
#3NeonWhaleAim Trainer9.86 s
#4QuietOrbitNumber Memory17 digits
#5VectorMossSequence MemoryLevel 19