250+ iOS apps curated and reviewed
The best workout planner muscle booster apps on iPhone average 4.7★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (138K) | No | Yes | Oct 2026 | |
| 2 |  | Free | 4.8★ (165K) | No | Yes | Oct 2026 | |
| 3 |  | Free | 4.6★ (6.8K) | No | Yes | Oct 2026 | |
| 4 |  | Free | 4.8★ (1.6K) | No | Yes | Aug 2026 | |
| 5 |  | Free | 4.6★ (43K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | — | No | Yes | Oct 2026 | |
| 7 |  | Free | 5.0★ (205K) | Yes | Yes | Oct 2026 | |
| 8 |  | Free | 4.7★ (11K) | No | Yes | Oct 2026 |
This app acts as a personal trainer, creating customized workout plans for muscle gain, weight loss, or recovery. It offers a vast library of exercises and challenges for home or gym, adapting to your available equipment and goals.
This AI-powered fitness trainer creates personalized, multi-week workout plans that adapt to your progress and goals. It offers expert video guidance for each exercise, tracks your progress visually, and provides motivational insights. Enjoy tailored workouts that avoid disliked or injured areas, with options for strength training, cardio, and more.
This app provides personalized 28-day calisthenics and chair workout programs for home fitness. It offers over 500 equipment-free exercises with audio/video guidance, adapting routines weekly based on progress. It also includes features for injury prevention and muscle recovery.
