# Vargo Anesthesia Mega App vs Regional Anesthesia Reference

The clearest difference is price: Regional Anesthesia Reference at Free against Vargo Anesthesia Mega App's $99.99. Regional Anesthesia Reference also leads on rating (5.0 vs 4.7) and iOS requirement (8.0 vs 15.0). Vargo Anesthesia Mega App's advantage is update cadence (every 2 weeks vs every 5 months) and chart position (#14 vs unranked). On review sentiment, ads, in-app purchases and device support there is nothing between them.

Regional Anesthesia Reference is free to download; Vargo Anesthesia Mega App costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Regional Anesthesia Reference holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Vargo Anesthesia Mega App has 177 ratings behind it against 32, so its average is the more settled of the two. Written reviews point the same way: 85% of Vargo Anesthesia Mega App's written reviews are positive against 89% of Regional Anesthesia Reference's.

Vargo Anesthesia Mega App ships an update every 2 weeks, Regional Anesthesia Reference every 5 months. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Vargo Anesthesia Mega App | Regional Anesthesia Reference |
| --- | --- | --- |
| Price | $99.99 | **Free** |
| Rating | [4.7 (177 ratings)](https://appshunter.io/ios/app/vargo-anesthesia-mega-app/id791467318/reviews) | **[5.0 (32 ratings)](https://appshunter.io/ios/app/regional-anesthesia-reference/id1445967461/reviews)** |
| Number of ratings | **177** | 32 |
| Positive reviews | 84.8% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#14** | — |
| Size | 353 MB | 89 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Vargo Anesthesia Inc](https://appshunter.io/developer/441512939) | [University Of Washington](https://appshunter.io/developer/328228464) |

## 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, #74 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


### Regional Anesthesia Reference

[App page](https://appshunter.io/ios/app/regional-anesthesia-reference/id1445967461)

This app offers a quick reference for regional nerve block placement using ultrasound. It includes detailed anatomy, patient positioning, and technique videos, along with a local anesthetic drug calculator.

**Highlights:** Ultrasound guidance for nerve blocks, Anatomy and positioning guides, Block placement technique videos, Local anesthetic drug calculator, List of current blocks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vargo Anesthesia Mega App free?

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

### Is Regional Anesthesia Reference free?

Regional Anesthesia Reference is free to download, with no in-app purchases.

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

Regional Anesthesia Reference is rated higher. Vargo Anesthesia Mega App averages 4.7 out of 5 from 177 ratings, while Regional Anesthesia Reference averages 5.0 from 32 ratings.

### Do Vargo Anesthesia Mega App or Regional Anesthesia Reference have ads?

Neither Vargo Anesthesia Mega App nor Regional Anesthesia Reference shows ads.

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

Vargo Anesthesia Mega App ships an update every 2 weeks, and Regional Anesthesia Reference every 5 months. Most recently, Vargo Anesthesia Mega App was updated on October 15, 2026 and Regional Anesthesia Reference on October 11, 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.*