100 Push-Ups: fitness app with AI motion tracking
App development for Foxyfitness: the classic push-up challenge as data-driven training — camera-based motion recognition on a scalable architecture.

Overview
The app 100 Push-Ups transforms one of the most classic fitness challenges into an intuitive, data-driven, and motivating training experience. Developed for Foxyfitness GmbH by Florian Gschwandtner, the app combines a scalable architecture with innovative motion detection to efficiently support users in achieving their training goals.
Services
- Design
- Native Mobile Apps
Voices on the project
“Ahoi Kapptn! thinks ahead, delivers top-level quality, and is the partner that turns good ideas into brilliant products!”
Florian Gschwandtner
Co-Founder, Runtastic, Tractive & Foxyfitness.
Discover
High Load & Scaling
The architecture had to be designed for hundreds of thousands of users to ensure stable performance even during peak loads.
AI-supported tracking
Implementation of precise motion detection through machine learning for accurate exercise counting.
Real-time performance
Optimized processing for lag-free feedback during training.
Develop
Mobile App
Native development with optimized UI/UX for maximum usability.
Motion detection
Combination of camera tracking and sensor data processing for precise counting of repetitions.
Backend
Spring Boot backend for high scalability and performance.
Evolve
100,000+
Active Users
> 20,000,000
Push-ups tracked
4.8
App Rating
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