QANAKAGON

Put your mental math skills to the test in a four-minute challenge.

Choose your operation and difficulty, then solve as many problems as you

can before time runs out.

Practice your way

Practice addition, subtraction, multiplication, and division. Choose from

four difficulty levels, from one-digit basics to four-digit challenges.

Challenge your personal best

Every correct answer adds to your score. Track your attempts, accuracy,

and missed answers during each round, then review your results and saved

score history.

Simple to start

No account, login, or user credentials are required. All app data stays

on your device, and no external services or platforms are needed for the

app to run.

How to play

1. Choose an arithmetic operation.

2. Select a difficulty level.

3. Tap Start challenge.

4. Enter your answer and tap Check.

5. Solve as many problems as possible in four minutes.

6. Review your results and try to beat your personal best.