App info
- Installs
- 5+
- Category
- Health & Fitness
- Content rating
- Everyone
- Version
- 0.3
- Released
- Oct 5, 2026
- Last updated
- 6 Oct 2026
- In-app purchases
- No
- Contains ads
- No
- Promo video
- No
- Requires Android
- 7.0
Screenshots
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What's newin version 0.3
Version 0.3 Neues Speicherformat. Kein Überschreiben nach einem Lesefehler. Fehlerseite statt Absturz. Import: Die Erfolgsmeldung kommt erst, wenn wirklich gespeichert ist.
About this app
Workouts as a deck of cards: swipe instead of ticking. No account, no cloud.
Read full description
Kraftbox turns your workout into a deck of cards. Each exercise is a card – swipe right to complete, swipe left to skip. No more ticking off long lists, no more scrolling: just the card that's currently relevant. Kraftbox doesn't come with pre-made workout plans, but rather the building blocks for them. You create cards of three types: • Strength – exercises using your own body weight or weights • Cardio – endurance training, optionally with intensity levels like LIT, MIT, or HIT • Rest – conscious recovery, ideally with a timer Each card gets a name, optionally a description, and a timer. To keep the same workout from being the same every time: • Fixed sequence • Everything randomized • Alternating strength and cardio exercises • A fixed cardio card interspersed with random strength exercises Your data stays with you! Kraftbox doesn't require an account, registration, or an internet connection. Everything is stored locally on your device. There are no ads, no tracking, and no analytics services.