# RED Study vs Membership App

The clearest difference is update cadence: Membership App at every 6 weeks against RED Study's every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

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

RED Study ships an update every 14 months, Membership App every 6 weeks. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | RED Study | Membership App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (19 ratings)](https://appshunter.io/ios/app/membership-app-aaos/id1635988366/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 7 MB | 49 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [ideact](https://appshunter.io/developer/822202897) | [American Academy of Orthopaedic Surgeons Mobile](https://appshunter.io/developer/549697931) |

## What reviewers say

### RED Study

[App page](https://appshunter.io/ios/app/red-study/id1575175669)

**Features:** macOS Compatibility

**In-app purchases:** none


### Membership App

[App page](https://appshunter.io/ios/app/membership-app-aaos/id1635988366)

Connect with thousands of orthopaedic professionals, access educational resources, and manage your membership on the go. This app helps you build your knowledge and network within the orthopaedic community.

**Highlights:** Connect with 38,000+ orthopaedic leaders, Member-to-member direct messaging, Access CME and online learning, Manage membership details, Find JAAOS and podcasts, Access Advocacy Center

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

**In-app purchases:** none


## Frequently asked questions

### Is RED Study free?

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

### Is Membership App free?

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

### Do RED Study or Membership App have ads?

Neither RED Study nor Membership App shows ads.

### Which is updated more often, RED Study or Membership App?

RED Study ships an update every 14 months, and Membership App every 6 weeks. Most recently, RED Study was updated on October 4, 2026 and Membership App on October 1, 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.*