250+ iOS apps curated and reviewed
The best free weight gain app on iPhone average 4.2★ 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★ (689) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (2.4M) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 4.7★ (618) | No | No | Sep 2026 | |
| 4 |  | Free | 4.8★ (4) | No | Yes | Jul 2026 | |
| 5 |  | Free | 4.6★ (1.3K) | Yes | Yes | Sep 2026 | |
| 6 |  | Free | 4.8★ (166K) | No | Yes | Oct 2026 | |
| 7 |  | Free | 1.0★ (1) | Yes | Yes | Aug 2026 | |
| 8 |  | Free | — | No | No | Aug 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.
Easily monitor your weight progress with this straightforward tracker. Log your weight regularly, set personal goals, and visualize your journey with customizable graphs. Personalize your experience with themes and icons, and integrate with the iOS Health app.
