Free
Rating summary
About
Rechenflow is a mental arithmetic game for short, focused rounds: daily challenge, operation-based training, sprint mode, pro levels and estimate tasks.
GAME IDEA
All problems are generated directly on your device. Practice practical calculation skills - addition, subtraction, multiplication, division, percentages and squares - without ads, subscriptions or medical effectiveness claims.
INCLUDED
- Daily challenge with streak
- Training by operation
- Timed sprint mode
- Estimation as true/false and order-of-magnitude checks
- Pro mode with higher levels
- XP, stats and history
- Local storage
- Clear, distraction-free interface
UNLOCK ONCE
- All modes
- All operations
No IQ, memory, medical or health claims. No subscription. No ads.
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What's New in Rechenflow Mental Math
1.5.4
September 10, 2026
New: choose Light, Dark or System appearance. The purchase page now explains Rechenflow Complete more clearly. Purchasing and restoring use a consistent unlock flow; verified paid purchases remain available offline. We have also improved readability and layouts.
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