# AO Surgery Reference vs Fractures

The clearest difference is rating: Fractures at 5.0 against AO Surgery Reference's 4.4. Fractures also leads on review sentiment (100% vs 86%). AO Surgery Reference's advantage is iOS requirement (13.0 vs 16.4). 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.

Fractures holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 14 and 22 respectively. Written reviews point the same way: 86% of AO Surgery Reference's written reviews are positive against 100% of Fractures's.

AO Surgery Reference ships an update every 6 months, Fractures every 9 months. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | AO Surgery Reference | Fractures |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (14 ratings)](https://appshunter.io/ios/app/ao-surgery-reference/id403961165/reviews) | **[5.0 (22 ratings)](https://appshunter.io/ios/app/fractures-splinting-app/id1664530786/reviews)** |
| Number of ratings | 14 | **22** |
| Positive reviews | 85.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 1 MB | 33 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [AO Foundation](https://appshunter.io/developer/399757056) | [Tom Fadial](https://appshunter.io/developer/1316852248) |

## 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


### Fractures

[App page](https://appshunter.io/ios/app/fractures-splinting-app/id1664530786)

This free medical reference app provides emergency physicians and healthcare providers with easy-to-use guidance on managing fractures and bony injuries. It features a bone map, step-by-step splinting instructions, and offline access to expert-approved content.

**Highlights:** Bone map for injury selection, Keyword search for fractures, Step-by-step splinting instructions, Offline access to information, Expert-approved and curated content

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

**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 Fractures free?

Fractures is free to download, with no in-app purchases.

### Which has better reviews, AO Surgery Reference or Fractures?

Fractures is rated higher. AO Surgery Reference averages 4.4 out of 5 from 14 ratings, while Fractures averages 5.0 from 22 ratings.

### Do AO Surgery Reference or Fractures have ads?

Neither AO Surgery Reference nor Fractures shows ads.

### Which is updated more often, AO Surgery Reference or Fractures?

AO Surgery Reference ships an update every 6 months, and Fractures every 9 months. Most recently, AO Surgery Reference was updated on September 24, 2026 and Fractures on September 15, 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.*