250+ iOS apps curated and reviewed
The best paid clinical trials apps on iPhone average 3.7★ 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 | 4.9★ (21) | No | No | Sep 2026 | |
| 2 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | Free | 4.8★ (6.3K) | Yes | No | Sep 2026 | |
| 5 |  | Free | — | No | No | Aug 2026 | |
| 6 |  | Free | 1.2★ (5) | No | No | May 2026 | |
| 7 |  | Free | 3.8★ (27) | No | No | Jul 2026 | |
| 8 |  | Free | — | No | Yes | May 2026 |
Discover local clinical trial opportunities and explore new treatment options. This platform connects you with research organizations, allowing you to browse studies, check eligibility, and get in touch directly from your phone. It's a free and secure way to find and participate in clinical research.
Participate in cutting-edge medical research and access investigational treatments at no cost. Receive monetary compensation for your time and travel while contributing to future healthcare advancements.
