250+ iOS apps curated and reviewed
Out of 250+ cmc field guide 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 | 4.0★ (24) | No | No | May 2026 | |
| 2 |  | Free | 4.6★ (1K) | No | Yes | Sep 2026 | |
| 3 |  | Free | 3.9★ (362) | Yes | Yes | Sep 2026 | |
| 4 |  | Free | 4.4★ (7) | No | No | May 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | 4.6★ (17K) | No | No | Sep 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
Access rope rescue and access diagrams, reference charts, and how-to information instantly in the field. This free app provides essential rescue references, allows for note-taking, and supports offline access to downloaded content.
This app provides a quick reference for hazardous materials, serving as an educational tool for handling, storage, and incident response. It functions offline, making it accessible without an internet connection.
Learn to tie a wide variety of essential knots with this comprehensive guide. It offers detailed instructions and visual aids for over 200 different knots, suitable for various practical applications.
