Features
Everything you need at the gym, plus an avatar that makes sure you come back.
GymButt logs strength training, cardio and steps and rewards every workout with XP, levels and new items for the avatar Butt. The core features are free, with no account and no ads.
Train
- Ready-made workouts for beginner, intermediate and pro
- With bodyweight, free weights or machines
- Over 300 exercises with a figure, instructions and common mistakes
- Muscle figure with primary and secondary muscles per exercise
- Your own templates and exercises
- Weight suggestion for next time
- Plate calculator and supersets
- Rest timer on the Lock Screen and in the Dynamic Island
- Cardio with time and distance, stair climber with floors
Butt, your avatar
Every workout earns XP. Each level and achievement unlocks new items: caps, hairstyles, glasses, outfits and fur colors. Over time Butt looks funnier and funnier.
- Streaks with rest days and freezes
- Weekly challenges and monthly challenges with their own item
- Moods: Butt only slumps on the couch after several days without movement
- Levels and items are never lost
See your progress
- History with calendar and weekly plan
- Muscle map: which muscles you hit this week
- Personal records and history per exercise
- Step goal from Apple Health
- Import from Strong and Hevy (CSV)
- Share a workout as an image or send it to Strava
Butties
Groups of up to six people. Your avatars stand side by side, you see who has trained, cheer each other on and share templates. Deliberately no leaderboard and no public profiles. Butties needs an account via Sign in with Apple.
Food that fits your goal
Over 100 simple recipes, vegan, vegetarian or with meat. Plus a daily protein target based on your weight and goal, a shopping list and a cooking mode with timers.




The app interface in the screenshots is in German.
Analytics with Pro
GymButt Pro shows you in more detail how your training is going: weekly and monthly reports, a strength level per exercise and workouts that build themselves.




The app interface in the screenshots is in German.
Free and Pro
| Feature | Free | Pro |
|---|---|---|
| Workouts, exercises, templates, rest timer | Yes | Yes |
| Avatar, streaks, challenges, items | Yes | Yes |
| Streak jokers | 1 per month | 2 per month |
| History, records, muscle map | Yes | Yes |
| Butties groups | 1 group | up to 3 groups |
| Recipes | 5 per diet | all |
| Generate a workout | – | Yes |
| Weekly and monthly report, strength check | – | Yes |
| Strength levels and goals, recovery per muscle | – | Yes |
| Volume trends, recap, CSV export | – | Yes |
| Nutrition profile with daily needs and macros | – | Yes |
GymButt Pro is a subscription through Apple with a 7-day free trial. There are no ads in any version.