5+ iOS apps curated and reviewed
If you already know EMS Guidebook, this is the deeper bench. 5+ larry owens apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of April 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (90) | No | Yes | Jul 2026 |
| 2 |  | Free | 4.1★ (63) | No | Yes | May 2026 |
| 3 |  | $2.99 | 4.6★ (14) | No | No | Jul 2026 |
| 4 |  | Free | 4.2★ (6) | Yes | No | May 2026 |
This app provides a digital reference for emergency medical service protocols, replacing traditional physical guidebooks. It includes essential medical charts, guidelines, and rhythm examples, with agency-specific protocols accessible via password.
Calculate hydrant flow rates and determine maximum water system flow. This tool uses a standard variation of the Hazen-Williams formula for calculations. Imperial units are currently supported, with metric coming soon.
A digital pocket guide for incident response, offering searchable guidelines and offline tools like mapping, weather, notes, and file downloads. Access critical information and resources anytime, anywhere.
Access your favorite local radio stations, including news, weather, and sports updates, all within a single application. Enjoy a variety of popular stations for music and information.