The Challenge App
Christian Curtius Health & Fitness iPhoneiPadiPod touch
The Challenge App is a free Health & Fitness app for iPhone and iPad by Christian Curtius. Requires iOS 14.0. Updated September 30, 2026.
- Price
- Free
- on the App Store
- Size
- 171 MB
- Age 4+
- Updated
- Sep 30
- 2026 · v0.0.90
Screenshots
About The Challenge App
JOIN THE CHALLENGE WITH CHRIS CURTIS AND FRIENDS! Challenge yourself and unleash your full fitness potential with "The Challenge App"! Whether you're a beginner looking to jumpstart your fitness journey or a seasoned athlete craving a new test, this app is your ultimate companion. Discover a wide range of fitness challenges, carefully designed to push your limits and keep you motivated every step of the way. From intense 30-day challenges to epic 12-week programs, there's something for everyone, no matter your fitness level or goals. Each challenge within "The Challenge App" offers multiple levels, allowing you to customize the intensity and tailor the experience to your preferences. Whether you're aiming to build strength, increase flexibility, burn fat, or improve overall endurance, you'll find the perfect challenge to suit your needs. Stay motivated with clear targets and milestones, guiding you towards success. As you progress through each challenge, you'll witness firsthand how your dedication and hard work pay off, leading to tangible results and a stronger, healthier version of yourself. Key Features: - A selection of premium fitness challenges ranging from 30 days to 12 weeks - Multiple levels and variations of each challenge, catering to different fitness abilities and goals. - Clear targets and milestones to keep you motivated and focused - Videos of exercise techniques - Track your achievements and witness your transformation over time - Step Tracking, Weight Tracking, Progression Photos - The app integrates with Apple Health, so you can import your daily activity like steps directly into the app. Challenge yourself to greatness and unlock your true potential with "The Challenge App." Download now and embark on an exciting fitness journey that will change your life forever. Get ready to crush your goals, exceed your limits, and embrace a stronger, healthier you! Terms and conditions when using the app: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
What’s new
Version 0.0.90 · Updated September 30, 2026
Bug fixes
App privacy
The developer, Christian Curtius, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Identifiers: User ID, Device ID
- Usage Data: Product Interaction
- Contact Info: Email Address, Name, Phone Number
- Health & Fitness: Health, Fitness
- User Content: Photos or Videos
Used for: Analytics, Product Personalization, App Functionality
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| The Challenge App | – | Free | September 30, 2026 | |
| SHAPE by Sarah Harrison | – | Free | Oct 12, 2026 | Compare |
| namique : Women’s Fitness App | – | Free | Mar 17, 2026 | Compare |
| LIVELLE | – | Free | Oct 12, 2026 | Compare |
| MPB Community | – | Free | Sep 18, 2026 | Compare |
| Pilates Babes | – | Free | Oct 8, 2026 | Compare |
| PAKAMA athletics | – | Free | Sep 24, 2025 | Compare |
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