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✦ Free to Play on iOS

CalcRush

The math battle game where you draw your answers.
Beat real players. Climb the leagues. Prove you're the fastest.

Download on the App Store

iOS · Free · Ages 4+

See it in action
The arena awaits ✏️

Draw answers with your finger — no keyboard, no buttons, just math

Why CalcRush
Math just got
competitive 🔥

Real-time 1v1 Battles

Face off against real players worldwide. First to 10 correct answers wins. Pure speed, pure math.

✍️

Draw Your Answers

No typing — write numbers with your finger on a canvas. Our ML reads your handwriting instantly.

🏆

8-League Progression

Climb from Bronze to Emerald. Win weekly to promote, lose to demote — just like real competitive sport.

🤖

Never Wait for a Match

No opponent in 10 seconds? A smart bot jumps in at your level. Always a game, zero downtime.

🔥

Streaks & Daily Challenges

Build win streaks, earn daily XP, show your flame badge. Every opponent sees how hot you are.

🎨

Notebook Aesthetic

Looks like your school workbook — warm, sketchy, and unlike anything else on the App Store.

How to play
Simple rules,
infinite intensity 📐
1

Hit Quick Match

Tap battle and you're instantly matched with a real player at your skill level. No lobbies, no waiting around.

2

Race to solve each question

A math question appears — addition, subtraction, multiplication and more depending on your league difficulty.

3

Draw your answer

Write the number with your finger on the canvas. ML-powered handwriting recognition reads it instantly.

4

First to 10 wins

Score faster than your opponent, earn XP, climb the league table, and build your win streak.

Progression
8 leagues to conquer 🛡️
🥉Bronze
🥈Silver
🥇Gold
💎Platinum
💠Diamond
🔷Sapphire
🔴Ruby
🟢Emerald

Each week the top players promote, the bottom demote. Only the sharpest minds reach Emerald.

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Ready to prove
you're fastest?

Free to download. Start battling in under a minute.

Download Free on iOS