# AirCom vs MEMS Protocols

The clearest difference is rating: AirCom at 3.7 against MEMS Protocols's 3.0. AirCom also leads on update cadence (every 2 months vs every 14 months) and iOS requirement (11.0 vs 15.0). 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.

AirCom holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

AirCom ships an update every 2 months, MEMS Protocols every 14 months. The most recent releases landed on October 4, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | AirCom | MEMS Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/aircom/id1416776677/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/mems-protocols/id6466106149/reviews) |
| Number of ratings | 3 | 3 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | Free | Free |
| Size | 12 MB | 27 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Softtech, Incorporated.](https://appshunter.io/developer/994593098) | [Acid Remap LLC](https://appshunter.io/developer/323130617) |

## What reviewers say

### AirCom

[App page](https://appshunter.io/ios/app/aircom/id1416776677)

Request helicopter transport electronically with real-time tracking. First responders and hospital partners can submit requests, monitor the evaluation and assignment process, and view the aircraft's location on a map. Facilitates fast and high-quality clinical transport.

**Highlights:** Electronic helicopter requests, Real-time helicopter tracking, GPS location sharing, Request evaluation monitoring, Asset assignment tracking, Web app access for hospital partners

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

**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 AirCom free?

AirCom 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, AirCom or MEMS Protocols?

AirCom is rated higher. AirCom averages 3.7 out of 5 from 3 ratings, while MEMS Protocols averages 3.0 from 3 ratings.

### Do AirCom or MEMS Protocols have ads?

Neither AirCom nor MEMS Protocols shows ads.

### Which is updated more often, AirCom or MEMS Protocols?

AirCom ships an update every 2 months, and MEMS Protocols every 14 months. Most recently, AirCom was updated on October 4, 2026 and MEMS Protocols on September 29, 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.*