# Rapid Vent Calculator vs MWFEMS Guidelines

The clearest difference is update cadence: Rapid Vent Calculator at every 4 months against MWFEMS Guidelines's every 14 months. Rapid Vent Calculator also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Rapid Vent Calculator ships an update every 4 months, MWFEMS Guidelines every 14 months. The most recent releases landed on October 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Rapid Vent Calculator | MWFEMS Guidelines |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (47 ratings)](https://appshunter.io/ios/app/rapid-vent-calculator/id6451494244/reviews)** | — |
| Number of ratings | **47** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 14 months |
| Monetization | Free | — |
| Size | 48 MB | 28 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [JENCO LLC](https://appshunter.io/developer/1698545004) | [Acid Remap LLC](https://appshunter.io/developer/323130617) |

## What reviewers say

### Rapid Vent Calculator

[App page](https://appshunter.io/ios/app/rapid-vent-calculator/id6451494244)

This medical app assists healthcare professionals in calculating essential ventilator settings and medication dosages for critical care. It provides rapid, accurate results for paramedics, respiratory therapists, nurses, and doctors, streamlining patient management.

**Highlights:** Effortless ventilator settings calculation, Rapid results for quick decision-making, RSI medication dosage assistant, User-friendly interface for medical professionals, Accurate patient parameter input

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

**In-app purchases:** none


### MWFEMS Guidelines

[App page](https://appshunter.io/ios/app/mwfems-guidelines/id6466038170)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rapid Vent Calculator free?

Rapid Vent Calculator is free to download, with no in-app purchases.

### Is MWFEMS Guidelines free?

MWFEMS Guidelines is free to download, with no in-app purchases.

### Do Rapid Vent Calculator or MWFEMS Guidelines have ads?

Neither Rapid Vent Calculator nor MWFEMS Guidelines shows ads.

### Which is updated more often, Rapid Vent Calculator or MWFEMS Guidelines?

Rapid Vent Calculator ships an update every 4 months, and MWFEMS Guidelines every 14 months. Most recently, Rapid Vent Calculator was updated on October 7, 2026 and MWFEMS Guidelines on October 27, 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.*