# AED Sim vs Rapid Vent Calculator

The clearest difference is review sentiment: Rapid Vent Calculator at 100% against AED Sim's 50%. Rapid Vent Calculator also leads on price (Free vs $2.49) and rating (5.0 vs 4.8). On ads, in-app purchases and device support there is nothing between them.

Rapid Vent Calculator is free to download; AED Sim costs $2.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Rapid Vent Calculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Rapid Vent Calculator has 45 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 50% of AED Sim's written reviews are positive against 100% of Rapid Vent Calculator's.

AED Sim ships an update every 44 months, Rapid Vent Calculator every 17 months. The most recent releases landed on September 15, 2026 and July 22, 2026 respectively.

## The numbers

| Metric | AED Sim | Rapid Vent Calculator |
| --- | --- | --- |
| Price | $2.49 | **Free** |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/aed-sim/id359990739/reviews) | **[5.0 (45 ratings)](https://appshunter.io/ios/app/rapid-vent-calculator/id6451494244/reviews)** |
| Number of ratings | 4 | **45** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 17 months** |
| Monetization | Paid | **Free** |
| Size | 7 MB | 48 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Gerry Shaw](https://appshunter.io/developer/358894217) | [JENCO LLC](https://appshunter.io/developer/1698545004) |

## What reviewers say

### AED Sim

[App page](https://appshunter.io/ios/app/aed-sim/id359990739)

This realistic simulator offers an authentic AED training experience with customizable prompts, sounds, and scenarios. It adheres to current CPR guidelines and provides an inexpensive way to practice using a defibrillator.

**Highlights:** Authentic AED simulation, Realistic voice prompts and sound effects, CPR metronome at 100-110 BPM, Customizable scenario editor, User-provided backgrounds and sound effects, Adheres to 2020 CPR Guidelines

**Features:** Vision Pro support

**In-app purchases:** none


### 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

**In-app purchases:** none


## Frequently asked questions

### Is AED Sim free?

AED Sim costs $2.49, with no in-app purchases.

### Is Rapid Vent Calculator free?

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

### Which has better reviews, AED Sim or Rapid Vent Calculator?

Rapid Vent Calculator is rated higher. AED Sim averages 4.8 out of 5 from 4 ratings, while Rapid Vent Calculator averages 5.0 from 45 ratings.

### Do AED Sim or Rapid Vent Calculator have ads?

Neither AED Sim nor Rapid Vent Calculator shows ads.

### Which is updated more often, AED Sim or Rapid Vent Calculator?

AED Sim ships an update every 44 months, and Rapid Vent Calculator every 17 months. Most recently, AED Sim was updated on September 15, 2026 and Rapid Vent Calculator on July 22, 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.*