250+ iOS apps curated and reviewed
The best free weight gain app on iPhone average 4.3★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (602) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (2.4M) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.6★ (1.3K) | Yes | Yes | Aug 2026 | |
| 4 |  | Free | 4.8★ (164K) | No | Yes | Sep 2026 | |
| 5 |  | Free | 1.0★ (1) | Yes | Yes | Aug 2026 | |
| 6 |  | Free | — | No | No | Aug 2026 | |
| 7 |  | Free | — | Yes | Yes | Sep 2026 | |
| 8 |  | Free | — | Yes | No | May 2026 |
This app provides personalized weekly meal plans and training regimens to help users gain weight and build muscle. It supports various dietary preferences and includes features for tracking progress and managing grocery lists.
This AI-powered app helps you achieve your health and fitness goals by tracking calories, macros, and water intake. It offers a comprehensive food database, workout logging, personalized goals, and meal planning to monitor your progress.
This app offers a comprehensive program for healthy weight gain and muscle building. It provides personalized 30-day workout plans and meal guidance, adaptable for home or gym use with or without equipment. Track your progress with animated guides and achieve your fitness goals.
