# MobileFRG (Field Responder Guide) vs MEMS Protocols

The clearest difference is ratings volume: MobileFRG (Field Responder Guide) at 25 against MEMS Protocols's 4. MobileFRG (Field Responder Guide) also leads on iOS requirement (6.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.5 for MobileFRG (Field Responder Guide) against 3.5 for MEMS Protocols. That said, the two scores are not equally well evidenced: MobileFRG (Field Responder Guide) has 25 ratings behind it against 4, so its average is the more settled of the two.

MobileFRG (Field Responder Guide) ships an update every 10 months, MEMS Protocols every 14 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | MobileFRG (Field Responder Guide) | MEMS Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (25 ratings)](https://appshunter.io/ios/app/mobilefrg-field-responder-guide/id867188810/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/mems-protocols/id6466106149/reviews) |
| Number of ratings | **25** | 4 |
| Positive reviews | 36.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 14 months |
| Monetization | Free | Free |
| Size | 7 MB | 27 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [International Academies of Emergency Dispatch](https://appshunter.io/developer/625543811) | [Acid Remap LLC](https://appshunter.io/developer/323130617) |

## What reviewers say

### MobileFRG (Field Responder Guide)

[App page](https://appshunter.io/ios/app/mobilefrg-field-responder-guide/id867188810)

This app helps emergency responders quickly interpret dispatch codes. Instead of guessing or consulting manuals, users can input codes to instantly view their clinical or situational meaning. It supports medical, fire, and police protocols.

**Highlights:** Interpret dispatch codes, View clinical/situational meaning, Supports medical protocols, Supports fire protocols, Supports police protocols, Quick code lookup

**Features:** macOS Compatibility

**In-app purchases:** none


### MEMS Protocols

[App page](https://appshunter.io/ios/app/mems-protocols/id6466106149)

Access Metro EMS protocols and supporting materials offline on your mobile device. Quickly find information with indexed lookup and search functionality. Save important entries to favorites and add custom notes for easy reference.

**Highlights:** Offline access to protocols, Quick indexed lookup, Search titles and text, Favorites tab, Customizable notes, Regular updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MobileFRG (Field Responder Guide) free?

MobileFRG (Field Responder Guide) is free to download, with no in-app purchases.

### Is MEMS Protocols free?

MEMS Protocols is free to download, with no in-app purchases.

### Which has better reviews, MobileFRG (Field Responder Guide) or MEMS Protocols?

MobileFRG (Field Responder Guide) is rated higher. MobileFRG (Field Responder Guide) averages 3.5 out of 5 from 25 ratings, while MEMS Protocols averages 3.5 from 4 ratings.

### Do MobileFRG (Field Responder Guide) or MEMS Protocols have ads?

Neither MobileFRG (Field Responder Guide) nor MEMS Protocols shows ads.

### Which is updated more often, MobileFRG (Field Responder Guide) or MEMS Protocols?

MobileFRG (Field Responder Guide) ships an update every 10 months, and MEMS Protocols every 14 months. Most recently, MobileFRG (Field Responder Guide) was updated on October 24, 2026 and MEMS Protocols on October 24, 2026.

---

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