# CMC Field Guide vs US Fire Pump

The clearest difference is rating: US Fire Pump at 5.0 against CMC Field Guide's 4.0. US Fire Pump also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (10.0 vs 15.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

US Fire Pump holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 24 and 9 respectively.

CMC Field Guide ships an update every 3 months, US Fire Pump every 3 weeks. The most recent releases landed on June 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CMC Field Guide | US Fire Pump |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (24 ratings)](https://appshunter.io/ios/app/cmc-field-guide/id426955029/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/us-fire-pump/id1507974220/reviews)** |
| Number of ratings | **24** | 9 |
| Positive reviews | 77.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 36 MB | 82 MB |
| Requires iOS | 15.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CMC Rescue, Inc.](https://appshunter.io/developer/426955032) | [US Fire Pump Company, LLC](https://appshunter.io/developer/1507974219) |

## What reviewers say

### CMC Field Guide

[App page](https://appshunter.io/ios/app/cmc-field-guide/id426955029)

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.

**Highlights:** Rope rescue and access diagrams, Reference charts, How-to information, Bookmark and take notes, Offline access to downloads, Browse equipment and tutorials

**Features:** macOS Compatibility

**In-app purchases:** none


### US Fire Pump

[App page](https://appshunter.io/ios/app/us-fire-pump/id1507974220)

This app provides access to a comprehensive line of high-velocity and submersible fire pumps, along with supplemental fire equipment for municipal and industrial professionals. It also highlights the company's extensive emergency response team and global equipment fleet.

**Highlights:** High-velocity fire pumps, Submersible pumps, Supplemental fire equipment, Emergency response team, Global equipment fleet

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CMC Field Guide free?

CMC Field Guide is free to download, with no in-app purchases.

### Is US Fire Pump free?

US Fire Pump is free to download, with no in-app purchases.

### Which has better reviews, CMC Field Guide or US Fire Pump?

US Fire Pump is rated higher. CMC Field Guide averages 4.0 out of 5 from 24 ratings, while US Fire Pump averages 5.0 from 9 ratings.

### Do CMC Field Guide or US Fire Pump have ads?

Neither CMC Field Guide nor US Fire Pump shows ads.

### Which is updated more often, CMC Field Guide or US Fire Pump?

CMC Field Guide ships an update every 3 months, and US Fire Pump every 3 weeks. Most recently, CMC Field Guide was updated on June 10, 2026 and US Fire Pump on September 20, 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.*