# OrthoGuidelines vs AONA Events

The clearest difference is ratings volume: OrthoGuidelines at 11 against AONA Events's 3. On price, rating, review sentiment and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for OrthoGuidelines against 5.0 for AONA Events. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | OrthoGuidelines | AONA Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (11 ratings)](https://appshunter.io/ios/app/orthoguidelines/id1040658933/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/aona-events/id1420950949/reviews)** |
| Number of ratings | **11** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 34 MB | 215 MB |
| Requires iOS | **11.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [American Academy of Orthopaedic Surgeons Mobile](https://appshunter.io/developer/549697931) | [The AO North America Inc](https://appshunter.io/developer/1417116321) |

## What reviewers say

### OrthoGuidelines

[App page](https://appshunter.io/ios/app/orthoguidelines/id1040658933)

Access evidence-based clinical practice guidelines and appropriate use criteria for orthopaedic diseases. Navigate recommendations by specialty, keyword, or stage of care for quick comprehension and clinical decision-making at the point of care.

**Highlights:** Clinical practice guidelines, Appropriate use criteria, Navigation by disease, specialty, keyword, Evidence-based recommendations, Point-of-care decision support, Single keyword search

**In-app purchases:** none


### AONA Events

[App page](https://appshunter.io/ios/app/aona-events/id1420950949)

Access all information for AO North America courses, including schedules, materials, venue details, and faculty bios. You can also access your CME directly within the application.

**Highlights:** View event schedules, Access course materials, Venue information, Faculty biographies, Direct CME access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OrthoGuidelines free?

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

### Is AONA Events free?

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

### Which has better reviews, OrthoGuidelines or AONA Events?

AONA Events is rated higher. OrthoGuidelines averages 4.9 out of 5 from 11 ratings, while AONA Events averages 5.0 from 3 ratings.

### Do OrthoGuidelines or AONA Events have ads?

Neither OrthoGuidelines nor AONA Events shows ads.

### Which is updated more often, OrthoGuidelines or AONA Events?

OrthoGuidelines ships an update every 2 months, and AONA Events every 2 months. Most recently, OrthoGuidelines was updated on October 24, 2026 and AONA Events on October 21, 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.*