# FB4You vs Kauri

The clearest difference is in-app purchases: FB4You at none against Kauri's 8. Kauri's advantage is update cadence (every 3 weeks vs every 7 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Kauri sells 8 in-app purchases, starting at $22.99 per month. FB4You asks for nothing beyond the download.

FB4You ships an update every 7 months, Kauri every 3 weeks. The most recent releases landed on September 14, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | FB4You | Kauri |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 28 MB | 60 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Université de Liège](https://appshunter.io/developer/1464882178) | [Arnold Wabo](https://appshunter.io/developer/1506475390) |

## What reviewers say

### FB4You

[App page](https://appshunter.io/ios/app/fb4you/id1557230356)

**In-app purchases:** none


### Kauri

[App page](https://appshunter.io/ios/app/kauri-concours-md/id6478938142)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Préparation ARES 2026 - Premium | $22.99 | per month |
| Préparation ARES 2025 30 jours | $17.99 | one-time |
| Préparation ARES 2026 | $22.99 | one-time |
| Préparation ARES 2025 | $29.99 | one-time |
| Tutorat Été 2026 - 1e échéance | $129.99 | one-time |
| Tutorat Février 2026 - 2e échéance | $179.00 | one-time |
| Tutorat Février 2026 - 1e échéance | $179.99 | one-time |
| Tutorat Février 2026 - 3e échéance | $179.99 | one-time |


## Frequently asked questions

### Is FB4You free?

FB4You is free to download, with no in-app purchases.

### Is Kauri free?

Kauri is free to download, with in-app purchases available.

### Do FB4You or Kauri have ads?

Neither FB4You nor Kauri shows ads.

### Which is updated more often, FB4You or Kauri?

FB4You ships an update every 7 months, and Kauri every 3 weeks. Most recently, FB4You was updated on September 14, 2026 and Kauri on August 5, 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.*