# CMC Field Guide

> Utilities

Canonical page: [https://chrome-stats.com/d/id426955029](https://chrome-stats.com/d/id426955029)

## Overview

- **ID:** `id426955029`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** CMC Rescue, Inc.
- **Category:** Utilities
- **Rating:** 4.00 / 5 (24 ratings)
- **Version:** 4.0.4
- **Last updated:** 2025-07-02
- **First published:** 2011-03-23
- **Size:** 36 MB
- **Data as of:** 2026-09-25
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/cmc-field-guide/id426955029)
- **Website:** [https://www.cmcpro.com/app/](https://www.cmcpro.com/app/)
- **Privacy policy:** [https://www.cmcpro.com/privacy-policy/](https://www.cmcpro.com/privacy-policy/)

## Description

This free App allows quick access to rope rescue and access diagrams, reference charts, how-to information, and rescue references, all from the palm of your hand while out in the field. It's packed with reference charts, diagrams, and how-to information. 

With the CMC Field Guide App you can:

Access rescue references instantly

Bookmark and take notes on your favorite sections

Download videos, guides, and manuals for offline use

Browse equipment and information, tutorials, and product user manuals

**Note**
Updating this App will give you access to all of the functionality built into the most recent version of the App. Your saved information including Notes, References, and Attachments, will be carried through into the updated version.

## Rankings

- #245,409 — Overall

## Review summary

Reviewers praise the app for its comprehensive rescue content and convenient, searchable mobile access, making it a strong training and field reference. However, it’s hampered by repeated stability and update-related crashes that prevent opening content and viewing pages, along with occasional readability issues on screen. Until reliability is improved, the app’s potential remains limited despite its valuable content.

### Pros

- Extensive rescue reference content (knots, confined-space rescue, and field-guide materials) that is practical for training and on-the-job use.
- Portable, well-organized mobile access with searchability, enabling quick reference on scene.
- Useful for training and department-wide use; widely cited across volunteer and professional rescuers.
- Free or freely accessible baseline content, with broad coverage.

### Cons

- Crashes and instability: frequent crashes and inability to open pages, especially after updates.
- Update-related access problems: post-update, users cannot navigate or view content.
- Readability issues on screen: poor display quality makes reading content difficult.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id426955029)