REACTION · MEMORY · ATTENTION

Everyone's got lag.

Eleven short tests, three ways your brain can be fast. Every test you finish adds an axis to your fingerprint — the shape below is yours and nobody else's.

0 of 11 measured

Finish any test and the fingerprint starts — one score is enough to make it personal.

FIG. 0 — YOUR FINGERPRINT0 of 11
ReactionChoiceAnticipationSequenceNumbersVerbalVisualChimpAimGo/No-GoTypingREACTIONMEMORYATTENTIONNOTHING MEASURED YETany test below starts the shape
humanlag
The numbers behind the shape
METRICSCOREPERCENTILEWHEN
Reaction Time
Choice Reaction
Anticipation
Sequence Memory
Number Memory
Verbal Memory
Visual Memory
Chimp Test
Aim Trainer
Go / No-Go
Typing

Percentiles are derived from published norms per test — origin declared on each test page. They switch to humanlag's own curves as first-party runs accumulate.

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Reaction

How fast the signal crosses you.

REACTIONReaction TimeTap when it turns green.PLAY →
REACTIONChoice ReactionFour colors, four keys. Brain traffic jam.SOON
REACTIONAnticipationStop the slider dead on the line.SOON

Memory

How much sticks, and for how long.

MEMORYSequence MemorySimon says, forever, until you crack.SOON
MEMORYNumber MemoryHow many digits before they slip?SOON
MEMORYVerbal MemorySeen that word before, or not?SOON
MEMORYVisual MemoryWhere were those squares again?SOON
MEMORYChimp TestA chimp beats most humans at this.SOON
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Attention

Staying locked on when it counts.

ATTENTIONAim TrainerThirty targets, zero mercy.SOON
ATTENTIONGo / No-GoGreen go, red no. Harder than it sounds.SOON
ATTENTIONTypingWords per minute, typos and all.SOON