# OrthoPocket vs Rheumatools John Libbey E.

The clearest difference is device support: OrthoPocket at 3 against Rheumatools John Libbey E.'s 1. OrthoPocket also leads on iOS requirement (12.0 vs 16.0). On price, update cadence, 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.

OrthoPocket ships an update every 5 months, Rheumatools John Libbey E. every 8 months. The most recent releases landed on September 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OrthoPocket | Rheumatools John Libbey E. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Size | 45 MB | 61 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Proteor](https://appshunter.io/developer/1061959922) | [John Libbey Eurotext](https://appshunter.io/developer/503890972) |

## What reviewers say

### OrthoPocket

[App page](https://appshunter.io/ios/app/orthopocket/id1172220498)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rheumatools John Libbey E.

[App page](https://appshunter.io/ios/app/rheumatools-john-libbey-e/id1271348064)

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

**In-app purchases:** none


## Frequently asked questions

### Is OrthoPocket free?

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

### Is Rheumatools John Libbey E. free?

Rheumatools John Libbey E. is free to download, with no in-app purchases.

### Do OrthoPocket or Rheumatools John Libbey E. have ads?

Neither OrthoPocket nor Rheumatools John Libbey E. shows ads.

### Which is updated more often, OrthoPocket or Rheumatools John Libbey E.?

OrthoPocket ships an update every 5 months, and Rheumatools John Libbey E. every 8 months. Most recently, OrthoPocket was updated on September 24, 2026 and Rheumatools John Libbey E. on September 30, 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.*