# ecoFLOW Simulator vs Master Anesthesia

The clearest difference is in-app purchases: ecoFLOW Simulator at none against Master Anesthesia's 7. ecoFLOW Simulator also leads on review sentiment (100% vs 78%) and iOS requirement (8.0 vs 15.1). Master Anesthesia's advantage is chart position (#198 vs unranked) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Master Anesthesia sells 7 in-app purchases, starting at $69.99 per year. ecoFLOW Simulator asks for nothing beyond the download.

## The numbers

| Metric | ecoFLOW Simulator | Master Anesthesia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (2K ratings)](https://appshunter.io/ios/app/master-anesthesia/id1550793078/reviews)** |
| Number of ratings | — | **2K** |
| Positive reviews | **100.0% of reviews** | 78.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | **Free** | Subscription |
| Best chart rank | — | **#198** |
| Size | 38 MB | 69 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [General Electric Company](https://appshunter.io/developer/369181842) | [Matthew Willis](https://appshunter.io/developer/1550793080) |

## What reviewers say

### ecoFLOW Simulator

[App page](https://appshunter.io/ios/app/ecoflow-simulator/id1140271806)

This interactive tool simulates the user interface of anesthesia carestations, visualizing oxygen flow and anesthetic agent usage. It helps demonstrate how reducing fresh gas flows can lower agent costs and environmental impact through a real-time cost calculation display.

**Highlights:** Simulates anesthesia carestation interface, Visualizes oxygen flow, Displays anesthetic agent usage, Calculates real-time agent cost, Demonstrates fresh gas flow reduction impact

**In-app purchases:** none


### Master Anesthesia

[App page](https://appshunter.io/ios/app/master-anesthesia/id1550793078)

**Currently charting:** #198 Top Grossing · Medical (US App Store)

This app provides anesthesia professionals with quick answers to common questions. It highlights anesthetic implications of diseases, surgical cases, and drugs, and includes a searchable acronym list and a comprehensive calculator for dosages, blood loss, and fluid management.

**Highlights:** Disease anesthetic implications, Surgical case anesthetic implications, Drug anesthetic implications, Searchable acronym list, Local anesthetic dosage calculator, Blood volume and loss calculator, Fluid and equipment calculations

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Master Anesthesia Contributor | $69.99 | per year |
| Full Access CE | $449.00 | per year |
| Module Unlock | $24.99 | one-time |
| Course Unlock | $99.00 | one-time |
| Master Anesthesia One Time | $99.99 | one-time |
| One-Time | $149.99 | one-time |
| Course Unlock | $449.00 | one-time |

**What reviewers like**

- 👍 Intuitive and user-friendly interface
- 🚀 Efficient and fast calculators
- 📚 Comprehensive information and resources
- 💡 Helpful for clinical practice and preparation
- 🔍 Useful reference for anesthesia providers

**What reviewers complain about**

- 🐛 Frequent crashes and freezes in the calculations section
- 🔒 Issues with purchase verification and login
- 💰 Concerns about the transition to a paid subscription model
- 🔋 High battery consumption and performance issues on older devices

**Reported bugs**

- Incorrect terminology and credentials on the starting screen
- Inconsistent behavior when accessing content after subscription changes

**Requested features**

- Offline access to content
- Apple Watch integration for the calculator
- More detailed and up-to-date information on procedures and conditions


## Frequently asked questions

### Is ecoFLOW Simulator free?

ecoFLOW Simulator is free to download, with no in-app purchases.

### Is Master Anesthesia free?

Master Anesthesia is free to download, with in-app purchases available.

### Do ecoFLOW Simulator or Master Anesthesia have ads?

Neither ecoFLOW Simulator nor Master Anesthesia shows ads.

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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.*