# AO Surgery Reference vs Mobile Airway Card

The clearest difference is rating: Mobile Airway Card at 4.9 against AO Surgery Reference's 4.4. Mobile Airway Card also leads on review sentiment (100% vs 86%). AO Surgery Reference's advantage is iOS requirement (13.0 vs 26.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Mobile Airway Card holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 14 and 7 respectively. Written reviews point the same way: 86% of AO Surgery Reference's written reviews are positive against 100% of Mobile Airway Card's.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | AO Surgery Reference | Mobile Airway Card |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (14 ratings)](https://appshunter.io/ios/app/ao-surgery-reference/id403961165/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/mobile-airway-card/id1034012985/reviews)** |
| Number of ratings | **14** | 7 |
| Positive reviews | 85.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Free | Free |
| Size | 1 MB | 38 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [AO Foundation](https://appshunter.io/developer/399757056) | [Joseph Alward](https://appshunter.io/developer/1034012984) |

## What reviewers say

### AO Surgery Reference

[App page](https://appshunter.io/ios/app/ao-surgery-reference/id403961165)

Access a comprehensive online repository of surgical knowledge for fracture management. It provides detailed guidance on diagnosis, treatment, and aftercare for numerous fracture types, supported by extensive illustrations and expert review.

**Highlights:** 353 fracture types covered, 172 surgical approaches, 1222 surgical procedures, Over 30,000 illustrations, Feline, canine, and equine fracture care, Powerful search function

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

**In-app purchases:** none


### Mobile Airway Card

[App page](https://appshunter.io/ios/app/mobile-airway-card/id1034012985)

A quick reference tool for pediatric otolaryngologists. It provides essential information for residents, fellows, and attending physicians in the field.

**Highlights:** Pediatric otolaryngology reference, Designed for physicians, Quick information access, Resident and fellow resource, Attending physician tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AO Surgery Reference free?

AO Surgery Reference is free to download, with no in-app purchases.

### Is Mobile Airway Card free?

Mobile Airway Card is free to download, with no in-app purchases.

### Which has better reviews, AO Surgery Reference or Mobile Airway Card?

Mobile Airway Card is rated higher. AO Surgery Reference averages 4.4 out of 5 from 14 ratings, while Mobile Airway Card averages 4.9 from 7 ratings.

### Do AO Surgery Reference or Mobile Airway Card have ads?

Neither AO Surgery Reference nor Mobile Airway Card shows ads.

### Which is updated more often, AO Surgery Reference or Mobile Airway Card?

AO Surgery Reference ships an update every 6 months, and Mobile Airway Card every 6 months. Most recently, AO Surgery Reference was updated on October 23, 2026 and Mobile Airway Card on October 7, 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.*