Fast Math: Brain Games & IQ

Brain training with fast, fun math, a few minutes a day

Quick mental math, puzzles like Cross Math and Sudoku, memory challenges, and duels and tournaments against opponents at your level. A daily workout that takes three minutes.

Download on the App Store
Education · iPhone & iPad · Free, Premium weekly, yearly or Lifetime

What it does

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A 3-minute daily workout

Speed, accuracy and memory in one short session. Keep a streak and keep your mind sharp every day.

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Games for every mood

Cross Math equation grids, classic 9×9 Sudoku, Rush 60 combos, Survival with three lives, Memory and Pairs, and Geometry.

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Duels and tournaments

1v1 duels matched to your level and 8-player tournaments with a live leaderboard.

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12 question types

Mental math, chain calculations, percentages, missing operators, sequences, patterns, equations, powers and roots, and more.

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Grows with you

Difficulty adapts as you level up, from Beginner to Legend across 30 levels.

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Progress you can see

Score trends, accuracy, streaks and rank points. Every mode counts toward your level.

Mental arithmetic is trainable — the evidence is just the score

Most people assume their mental maths is fixed: you are either a numbers person or you are not. It is more like a physical skill than a trait. The reason it rarely improves is that almost nobody practises it…

Guide →

Common questions

Who is it for?

Anyone who wants a sharper mind in a few minutes a day: faster mental arithmetic, better memory, or practice before an IQ or aptitude test.

Is it just one game?

No. There is a daily workout, Cross Math, Sudoku, Rush 60, Survival, memory games, geometry, duels and tournaments, with 12 question types.

How does the difficulty work?

It adapts as you level up, across 30 levels from Beginner to Legend, so the questions stay hard enough to train you.

Is it free?

Yes, it is free to download and play. Fast Math Premium adds unlimited daily sessions, all 12 question types and full stats history, weekly, yearly or as a one-time Lifetime purchase.

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