Number Ninja

Sharpen your maths with quick-fire questions! Pick your level and operations, build streaks, earn stars, and race the clock to become a Number Ninja.

Number Ninja turns maths practice into a fast, friendly game. Choose your challenge, answer quick-fire questions, and watch your streak grow as you train to become a true Number Ninja.

Perfect for building speed and confidence with mental maths — whether you're brushing up on times tables or keeping your arithmetic sharp.

HOW IT WORKS • Pick a difficulty: Easy, Medium, or Hard • Choose what to practise: addition, subtraction, multiplication, division — or mix them all • Answer 10 quick-fire questions per round with three lives • Build streaks for bonus points and earn up to three stars • Beat your best score and come back to top it

WHY PLAYERS LOVE IT • Friendly, colourful design that makes practice feel like play • Bite-sized rounds that fit into a few spare minutes • Instant feedback that builds real number fluency • No pressure — just beat your own best score

PRIVATE BY DESIGN • Works completely offline • No accounts, no sign-ups, no ads • No data collected — your best score stays on your device

No in-app purchases. No advertising. Just maths, made fun.