Timed mental arithmetic with a spread of game modes, scored so you can see whether you are actually getting faster.
Download on the App StoreSpeed is the point. Every round is scored against the clock.
Different shapes of problem so it stays a workout rather than a habit.
Progress you can see, not a vague sense of improvement.
Most people assume their mental maths is fixed: you are either a numbers person or you are not. It is more like a physical skill than a trait. The reason it rarely improves is that almost nobody practises it…
Guide →Anyone who wants mental arithmetic to get faster — it is timed and scored, so improvement is measurable rather than a feeling.
No, there are several modes with different shapes of problem, so it stays a workout rather than a routine you memorise.
Small, focused apps from the same one-person studio.
Eight-ball pool that works on a plane
App Store screenshots without opening a design tool
Die IHK-Prüfung nach § 34a GewO üben — mit dem Paragrafen zu jeder Antwort
Die Fischerprüfung üben — mit dem amtlichen Fragenkatalog deines Bundeslands