# Vargo Anesthesia Mega App vs Master Anesthesia

The clearest difference is price: Master Anesthesia at Free against Vargo Anesthesia Mega App's $99.99. Master Anesthesia also leads on rating (4.9 vs 4.7) and ratings volume (2K vs 177). Vargo Anesthesia Mega App's advantage is in-app purchases (none vs 7) and chart position (#14 vs unranked). On review sentiment, ads, device support and iOS requirement there is nothing between them.

Master Anesthesia is free to download; Vargo Anesthesia Mega App costs $99.99 up front. Master Anesthesia sells 7 in-app purchases, starting at $69.99 per year. Vargo Anesthesia Mega App asks for nothing beyond the download.

Master Anesthesia holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Master Anesthesia has 2K ratings behind it against 177, so its average is the more settled of the two. Written reviews complicate that: 85% of Vargo Anesthesia Mega App's written reviews are positive against 79% of Master Anesthesia's, so the app with the better star average is not the one people write more warmly about.

Vargo Anesthesia Mega App ships an update every 2 weeks, Master Anesthesia every 6 days. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Vargo Anesthesia Mega App | Master Anesthesia |
| --- | --- | --- |
| Price | $99.99 | **Free** |
| Rating | [4.7 (177 ratings)](https://appshunter.io/ios/app/vargo-anesthesia-mega-app/id791467318/reviews) | **[4.9 (2K ratings)](https://appshunter.io/ios/app/master-anesthesia/id1550793078/reviews)** |
| Number of ratings | 177 | **2K** |
| Positive reviews | **84.8% of reviews** | 79.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | **Paid** | Subscription |
| Best chart rank | **#14** | — |
| Size | 353 MB | 69 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +17 | 12+ |
| Developer | [Vargo Anesthesia Inc](https://appshunter.io/developer/441512939) | [Matthew Willis](https://appshunter.io/developer/1550793080) |

## What reviewers say

### Vargo Anesthesia Mega App

[App page](https://appshunter.io/ios/app/vargo-anesthesia-mega-app/id791467318)

**Currently charting:** #14 Top Paid · Medical, #42 Top Grossing · Medical (US App Store)

This comprehensive medical app consolidates 16 specialized tools for anesthesia professionals. It provides quick access to information on patient care in various settings, including obstetrics, pediatrics, trauma, and critical care. Features include drug information, crisis management algorithms, case tips, and calculations.

**Highlights:** Obstetric, pediatric, trauma, surgical, critical care, emergency, and anesthesia settings, Malignant Hyperthermia information, Medical calculations (ABL/EBV, BMI, MAP, etc.), Anesthesia crisis management algorithms, Extensive anesthesia case tips with search, Pharmacology information for over 200 drugs/drips, Pediatric and OB regional anesthesia guides

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

**In-app purchases:** none


### Master Anesthesia

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

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 Vargo Anesthesia Mega App free?

Vargo Anesthesia Mega App costs $99.99, with no in-app purchases.

### Is Master Anesthesia free?

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

### Which has better reviews, Vargo Anesthesia Mega App or Master Anesthesia?

Master Anesthesia is rated higher. Vargo Anesthesia Mega App averages 4.7 out of 5 from 177 ratings, while Master Anesthesia averages 4.9 from 2K ratings.

### Do Vargo Anesthesia Mega App or Master Anesthesia have ads?

Neither Vargo Anesthesia Mega App nor Master Anesthesia shows ads.

### Which is updated more often, Vargo Anesthesia Mega App or Master Anesthesia?

Vargo Anesthesia Mega App ships an update every 2 weeks, and Master Anesthesia every 6 days. Most recently, Vargo Anesthesia Mega App was updated on September 23, 2026 and Master Anesthesia on September 25, 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.*