Pattern Reasoning
Identifying rules, relationships and transformations inside abstract visual patterns.
Brain Flex
A structured 50-question IQ assessment across five reasoning areas — pattern, logical, numerical, spatial and verbal. Discover your estimated IQ score and cognitive profile.

Pay once, set your password, and start.
One-time $4.99. No subscription. Brain Flex produces an estimated IQ-style score for recreational and informational use. It is not a professionally administered or clinically validated IQ examination.
What gets measured
Your Brain Flex IQ assessment is a structured cognitive assessment and reasoning test — measuring pattern recognition, logical reasoning, numerical reasoning, spatial reasoning, and verbal reasoning. You finish with an estimated IQ score and a detailed cognitive profile.
Identifying rules, relationships and transformations inside abstract visual patterns.
Working through deductions, conditional statements, classifications and ordered sequences.
Recognising numerical relationships and progression rules without advanced mathematics.
Mentally rotating, folding, matching and reorienting shapes in space.
Reasoning about analogies, categories and semantic relationships between concepts.
50 questions.
Rising difficulty.
Original items only.
Where do you rank?
Brain Flex places your intelligence test performance on its own presentation scale, with 100 as the familiar IQ midpoint, and shows you the shape of your reasoning across all five categories.
Illustrative scale only. Brain Flex does not claim its scale has been validated against a representative norming population.
Brain Flex scale
Bands illustrate how Brain Flex presents results. They are not statements about population percentages.
The real test
50 questions, 25–30 min.
A clean score card, built to be sent.
They get a link. You get bragging rights.
After the test
Your IQ score is only the beginning. Brain Flex Vault gives you quick logic challenges and interactive mysteries — built for reasoning, patterns and problem-solving.
Brain Flex Vault
$4.99 / month
Logic games · Brain breakers · Interactive mysteries
Unlimited Vault play while subscribed. IQ assessments sold separately.
Mind Maze
NewTHE SIGNAL
The telephone is ringing.
What do you do?
The story is the puzzle.
Wake up somewhere you don't recognize. Read carefully. Type what you want to do. Find the truth.
01
Find the rule. Predict what comes next.
02
Read the clues. Find the only answer that works.
03
Every clue gets you closer.
Brain Flex Vault
Four experiences. Mind Maze plus three logic games.
$4.99 / month
No surprises
You'll never reach the end of an assessment and discover a paywall. The price is stated before you buy, each purchase covers exactly one complete assessment, and nothing renews automatically.
Looking for daily brain breakers? Explore Brain Flex Vault →