# EMS Guidebook vs EMS Protocol Reference

The clearest difference is in-app purchases: EMS Protocol Reference at none against EMS Guidebook's 7. EMS Guidebook's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, update cadence and ads there is nothing between them.

Both are free to download. EMS Guidebook sells 7 one-off in-app purchases. EMS Protocol Reference asks for nothing beyond the download.

EMS Guidebook ships an update every 6 months, EMS Protocol Reference every 3 months. Both last shipped on October 14, 2026.

## The numbers

| Metric | EMS Guidebook | EMS Protocol Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (90 ratings)](https://appshunter.io/ios/app/ems-guidebook/id527102213/reviews)** | — |
| Number of ratings | **90** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 20 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Larry Owens](https://appshunter.io/developer/496138296) | [RespondersAI LLC](https://appshunter.io/developer/1818178681) |

## What reviewers say

### EMS Guidebook

[App page](https://appshunter.io/ios/app/ems-guidebook/id527102213)

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.

**Highlights:** Digital EMS agency protocols, Replacement for physical guidebooks, Pediatric vital signs charts, Burn and c-spine clearance guides, Cardiac rhythm examples, AHA guidelines

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2009 Utah EMS for Children Off-Line Protocols | $1.99 | one-time |
| District 2B Protocols | $2.99 | one-time |
| 2009 West Virginia EMT Basic Protocols | $3.99 | one-time |
| 2012 North Carolina EMS Protocols | $4.99 | one-time |
| 2009 North Carolina EMS Protocols | $4.99 | one-time |
| 2010 Hawaii EMS Standing Orders | $4.99 | one-time |
| 2011-2013 St John New Zealand Protocols | $4.99 | one-time |


### EMS Protocol Reference

[App page](https://appshunter.io/ios/app/ems-protocol-reference/id6761344731)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EMS Guidebook free?

EMS Guidebook is free to download, with in-app purchases available.

### Is EMS Protocol Reference free?

EMS Protocol Reference is free to download, with no in-app purchases.

### Do EMS Guidebook or EMS Protocol Reference have ads?

Neither EMS Guidebook nor EMS Protocol Reference shows ads.

### Which is updated more often, EMS Guidebook or EMS Protocol Reference?

EMS Guidebook ships an update every 6 months, and EMS Protocol Reference every 3 months. Most recently, EMS Guidebook was updated on October 14, 2026 and EMS Protocol Reference on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*