230+ iOS apps curated and reviewed
Out of 230+ gamma research study apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Sep 2026 | |
| 2 |  | Free | 1.8★ (11) | No | No | May 2026 | |
| 3 |  | Free | 3.6★ (5) | No | No | Sep 2026 | |
| 4 |  | Free | — | No | No | Aug 2026 | |
| 5 |  | Free | 4.3★ (30) | No | No | Sep 2026 | |
| 6 |  | Free | — | No | No | Sep 2026 | |
| 7 |  | Free | 5.0★ (1) | No | No | Sep 2026 | |
| 8 |  | Free | 4.2★ (93) | No | No | Sep 2026 |
Discover clinical research studies you may qualify for. Filter by location and personal health details like age and existing conditions. Find opportunities to participate in medical research.
Participate in scientific research studies from your smartphone. Contribute to discoveries in health, psychology, and more by answering surveys and providing anonymized data. You have full control over your information and can withdraw at any time.
