# Pedi Crisis 2.0 vs Master Anesthesia

The clearest difference is in-app purchases: Pedi Crisis 2.0 at none against Master Anesthesia's 7. Pedi Crisis 2.0 also leads on iOS requirement (12.0 vs 15.1). Master Anesthesia's advantage is update cadence (weekly vs every 15 months) and ratings volume (2K vs 17). On price, ads and device support there is nothing between them.

Both are free to download. Master Anesthesia sells 7 in-app purchases, starting at $69.99 per year. Pedi Crisis 2.0 asks for nothing beyond the download.

Master Anesthesia holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Master Anesthesia has 2K ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 67% of Pedi Crisis 2.0's written reviews are positive against 78% of Master Anesthesia's.

Pedi Crisis 2.0 ships an update every 15 months, Master Anesthesia weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pedi Crisis 2.0 | Master Anesthesia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (17 ratings)](https://appshunter.io/ios/app/pedi-crisis-20/id1409734476/reviews) | **[4.9 (2K ratings)](https://appshunter.io/ios/app/master-anesthesia/id1550793078/reviews)** |
| Number of ratings | 17 | **2K** |
| Positive reviews | 66.7% of reviews | **78.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Monetization | **Free** | Subscription |
| Best chart rank | — | **#184** |
| Size | 6 MB | 66 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Society for Pediatric Anesthesia](https://appshunter.io/developer/1409734475) | [Matthew Willis](https://appshunter.io/developer/1550793080) |

## What reviewers say

### Pedi Crisis 2.0

[App page](https://appshunter.io/ios/app/pedi-crisis-20/id1409734476)

This medical reference app provides interactive algorithms and drug dosage calculators for 26 pediatric crisis situations. It offers quick access to crucial details for emergency treatment, helping healthcare professionals make informed decisions.

**Highlights:** 26 pediatric crisis algorithms, Interactive checklists, Drug dosage summaries, Patient-specific dosage calculation, Quick reference tool

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

**In-app purchases:** none


### Master Anesthesia

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

**Currently charting:** #184 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 Pedi Crisis 2.0 free?

Pedi Crisis 2.0 is free to download, with no in-app purchases.

### Is Master Anesthesia free?

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

### Which has better reviews, Pedi Crisis 2.0 or Master Anesthesia?

Master Anesthesia is rated higher. Pedi Crisis 2.0 averages 4.6 out of 5 from 17 ratings, while Master Anesthesia averages 4.9 from 2K ratings.

### Do Pedi Crisis 2.0 or Master Anesthesia have ads?

Neither Pedi Crisis 2.0 nor Master Anesthesia shows ads.

### Which is updated more often, Pedi Crisis 2.0 or Master Anesthesia?

Pedi Crisis 2.0 ships an update every 15 months, and Master Anesthesia weekly. Most recently, Pedi Crisis 2.0 was updated on November 2, 2026 and Master Anesthesia on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*