# Bibliothèque Génération 5 vs BU Alsace

The clearest difference is update cadence: BU Alsace at every 4 months against Bibliothèque Génération 5's every 10 months. BU Alsace also leads on device support (3 vs 1) and iOS requirement (12.0 vs 15.0). On price, 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.

Bibliothèque Génération 5 ships an update every 10 months, BU Alsace every 4 months. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Bibliothèque Génération 5 | BU Alsace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Size | 70 MB | 25 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Génération 5](https://appshunter.io/developer/352894872) | [DOT BEYOND SRL](https://appshunter.io/developer/1384557126) |

## What reviewers say

### Bibliothèque Génération 5

[App page](https://appshunter.io/ios/app/bibliotheque-generation-5/id1104960355)

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

**In-app purchases:** none


### BU Alsace

[App page](https://appshunter.io/ios/app/bu-alsace/id1617603092)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Bibliothèque Génération 5 free?

Bibliothèque Génération 5 is free to download, with no in-app purchases.

### Is BU Alsace free?

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

### Do Bibliothèque Génération 5 or BU Alsace have ads?

Neither Bibliothèque Génération 5 nor BU Alsace shows ads.

### Which is updated more often, Bibliothèque Génération 5 or BU Alsace?

Bibliothèque Génération 5 ships an update every 10 months, and BU Alsace every 4 months. Most recently, Bibliothèque Génération 5 was updated on October 3, 2026 and BU Alsace on October 11, 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.*