RechenStar

MathStar makes math an adventure.

Whether it's addition, subtraction, or multiplication, MathStar guides elementary school children step by step through the world of numbers. Not with pressure, but with fun: Every correct answer earns stars, confetti, and a big smile. And if you make a mistake, you get a hint and another chance.

Made for children

- 6 types of exercises: addition, subtraction, and multiplication
- 3 question formats: classic and fill-in-the-blank
- Adaptive difficulty level in 4 stages
- Mistakes are cleverly repeated with the "revenge system"

- 16 awards, daily streaks, and up to 2 stars per round

Made for parents

- Parent area with analysis dashboard

- All settings are freely configurable

- 100% local - all data stays on the device

- No ads, no in-app purchases, no tracking

MathStar supports VoiceOver, Dynamic Type, high contrast, and colorblind modes.