Measure joint range of motion accurately using your smartphone's motion sensors. Provides animated guides for precise placement and a library of normal ROM values. Ideal for medical professionals and patients tracking recovery.






250+ iOS apps curated and reviewed
Every iPhone needs a few good free goniometer apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (20) | No | Yes | Oct 2026 | ||
| 2 | Free | — | No | No | Oct 2026 | ||
| 3 | Free | 5.0★ (2) | No | No | Oct 2026 | ||
| 4 | Free | 2.0★ (4) | No | No | Oct 2026 | ||
| 5 | Free | 4.5★ (1.1K) | Yes | Yes | Oct 2026 | ||
| 6 | Free | 1.0★ (5) | No | No | Oct 2026 | ||
| 7 | Free | 4.3★ (362) | Yes | Yes | Oct 2026 | ||
| 8 | Free | 5.0★ (1) | No | No | Oct 2026 |






Measure joint range of motion accurately using your smartphone's motion sensors. Provides animated guides for precise placement and a library of normal ROM values. Ideal for medical professionals and patients tracking recovery.











This app allows physical therapists and students to accurately measure joint range of motion using their iPhone camera. It features a digital goniometer with customizable points and reference modes, plus a comprehensive ROM library with normative values.