# Rheumatools John Libbey E. vs Fai2r

The clearest difference is iOS requirement: Fai2r at 12.0 against Rheumatools John Libbey E.'s 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.

Rheumatools John Libbey E. ships an update every 8 months, Fai2r every 11 months. The most recent releases landed on September 30, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Rheumatools John Libbey E. | Fai2r |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 11 months |
| Size | 61 MB | 18 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [John Libbey Eurotext](https://appshunter.io/developer/503890972) | [CHU DE LILLE](https://appshunter.io/developer/1596459657) |

## What reviewers say

### 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


### Fai2r

[App page](https://appshunter.io/ios/app/fai2r/id1597259072)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rheumatools John Libbey E. free?

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

### Is Fai2r free?

Fai2r is free to download, with no in-app purchases.

### Do Rheumatools John Libbey E. or Fai2r have ads?

Neither Rheumatools John Libbey E. nor Fai2r shows ads.

### Which is updated more often, Rheumatools John Libbey E. or Fai2r?

Rheumatools John Libbey E. ships an update every 8 months, and Fai2r every 11 months. Most recently, Rheumatools John Libbey E. was updated on September 30, 2026 and Fai2r on October 18, 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.*