Mental math, at your own pace.
A daily challenge and lightning-quick sessions. Pick the journey that fits you — free, no account, playable offline.
App Store Google Play4 journeys, one goal
First Steps
No timer · up to 3 answers · unlimited tries. Start with confidence.
Explorer
Gentle timer · narrative worlds · 4 answers. Adventure at your pace.
Expert
Timed runs · speed scoring · the full challenge.
Relaxed
No timer · large targets · unlimited tries. Comfort first.
Daily challengeWorks offlineNo account neededPro = zero ads, one-time purchase