Plank Challenge: Core Workout
Bo Kalvslund Health & Fitness iPhoneiPadiPod touch
Plank Challenge: Core Workout is a free Health & Fitness app for iPhone and iPad by Bo Kalvslund. Rated 4.7/5 from 469 ratings. Requires iOS 16.0.
- Rating
- 4.7
- 469 ratings
- Price
- Free
- on the App Store
- Size
- 17 MB
- Age 4+
- Updated
- Sep 29
- 2026 · v5.4
Screenshots
About Plank Challenge: Core Workout
Hold a 4-minute plank in just 5 weeks – no gym, no equipment, only a few minutes a day. Plank Challenge is a proven, progressive program that takes you from beginner to a 4-minute plank, step by step. HOW IT WORKS - Train 4 days, rest 3 – your muscles get time to recover and grow stronger - Progressive plan designed to prevent injury - Clear daily instructions and progress tracking - Bonus: build from 1 to 100 push-ups at your own pace WHY PLANKS? Planks strengthen your abs, back and arms at the same time. They're one of the most effective bodyweight exercises for core stability and overall strength. FEATURES - 5-week structured program - Push-up challenge from 1 to 100 - Progress tracking - Apple Music integration – your music resumes automatically after each workout - Simple, distraction-free design FOR BEGINNERS AND RETURNERS Whether you're brand new or getting back into shape, the program meets you where you are. PRO - Ad-free - 4 premium themes - Trophy Room - Advanced statistics - Lifetime access – pay once Join 127,000+ people who have built a stronger core with Plank Challenge. Download now and see what you're capable of.
Ratings & reviews
4.7
469 ratings
What’s new
Version 5.4 · Updated September 29, 2026
New icon with a stylized person doing a plank
App privacy
The developer, Bo Kalvslund, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location: Coarse Location
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Usage Data: Advertising Data
- Diagnostics: Performance Data
Used for: Third-Party Advertising, Analytics
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction
- Diagnostics: Crash Data
Used for: Third-Party Advertising, Analytics
Alternatives to Plank Challenge: Core Workout
Looking for apps like Plank Challenge: Core Workout? Here are 6 similar apps on the App Store. The highest rated is 30 Day Plank Challenge! (4.9/5), and all 6 are free to download.
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Plank Workout 30 day challenge
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Plank 30 Days Challenge
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The 30 Day Plank Challenge
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30 Day Plank Challenge!
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At Home Plank Workouts
4.9
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Plank Workout & Fitness App
4.9
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Plank Challenge: Core Workout | 4.7 / 5 (469 ratings) | Free | September 29, 2026 | |
| Plank Workout 30 day challenge | 4.7 / 5 (1,498) | Free | Apr 15, 2026 | Compare |
| Plank 30 Days Challenge | 4.7 / 5 (398) | Free | Jun 10, 2026 | Compare |
| The 30 Day Plank Challenge | 3.4 / 5 (5) | Free | Dec 30, 2025 | Compare |
| 30 Day Plank Challenge! | 4.9 / 5 (306) | Free | Jan 31, 2026 | Compare |
| At Home Plank Workouts | 4.9 / 5 (2,745) | Free | Nov 3, 2025 | Compare |
| Plank Workout & Fitness App | 4.9 / 5 (163) | Free | Sep 4, 2026 | Compare |