# Pedi Crisis 2.0 vs Regional Anesthesia Reference

The clearest difference is review sentiment: Regional Anesthesia Reference at 89% against Pedi Crisis 2.0's 67%. Regional Anesthesia Reference also leads on rating (4.9 vs 4.6) and update cadence (every 5 months vs every 15 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Regional Anesthesia Reference holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 17 and 36 respectively. Written reviews point the same way: 67% of Pedi Crisis 2.0's written reviews are positive against 89% of Regional Anesthesia Reference's.

Pedi Crisis 2.0 ships an update every 15 months, Regional Anesthesia Reference every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Pedi Crisis 2.0 | Regional Anesthesia Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (17 ratings)](https://appshunter.io/ios/app/pedi-crisis-20/id1409734476/reviews) | **[4.9 (36 ratings)](https://appshunter.io/ios/app/regional-anesthesia-reference/id1445967461/reviews)** |
| Number of ratings | 17 | **36** |
| Positive reviews | 66.7% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 6 MB | 89 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Society for Pediatric Anesthesia](https://appshunter.io/developer/1409734475) | [University Of Washington](https://appshunter.io/developer/328228464) |

## 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


### 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 Pedi Crisis 2.0 free?

Pedi Crisis 2.0 is free to download, 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, Pedi Crisis 2.0 or Regional Anesthesia Reference?

Regional Anesthesia Reference is rated higher. Pedi Crisis 2.0 averages 4.6 out of 5 from 17 ratings, while Regional Anesthesia Reference averages 4.9 from 36 ratings.

### Do Pedi Crisis 2.0 or Regional Anesthesia Reference have ads?

Neither Pedi Crisis 2.0 nor Regional Anesthesia Reference shows ads.

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

Pedi Crisis 2.0 ships an update every 15 months, and Regional Anesthesia Reference every 5 months. Most recently, Pedi Crisis 2.0 was updated on October 24, 2026 and Regional Anesthesia Reference on October 24, 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.*