# Les dunes du français CM2 vs Leçon Interactive Sciences CP

The clearest difference is update cadence: Les dunes du français CM2 at every 3 weeks against Leçon Interactive Sciences CP's every 6 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.

Les dunes du français CM2 ships an update every 3 weeks, Leçon Interactive Sciences CP every 6 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Les dunes du français CM2 | Leçon Interactive Sciences CP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Size | 241 MB | 1.2 GB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Younes TIHI](https://appshunter.io/developer/1833780600) | [Éditions JOCATOP](https://appshunter.io/developer/1438112476) |

## What reviewers say

### Les dunes du français CM2

[App page](https://appshunter.io/ios/app/les-dunes-du-francais-cm2/id6751749403)

**Features:** macOS Compatibility

**In-app purchases:** none


### Leçon Interactive Sciences CP

[App page](https://appshunter.io/ios/app/lecon-interactive-sciences-cp/id6752484985)

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

**In-app purchases:** none


## Frequently asked questions

### Is Les dunes du français CM2 free?

Les dunes du français CM2 is free to download, with no in-app purchases.

### Is Leçon Interactive Sciences CP free?

Leçon Interactive Sciences CP is free to download, with no in-app purchases.

### Do Les dunes du français CM2 or Leçon Interactive Sciences CP have ads?

Neither Les dunes du français CM2 nor Leçon Interactive Sciences CP shows ads.

### Which is updated more often, Les dunes du français CM2 or Leçon Interactive Sciences CP?

Les dunes du français CM2 ships an update every 3 weeks, and Leçon Interactive Sciences CP every 6 months. Most recently, Les dunes du français CM2 was updated on October 30, 2026 and Leçon Interactive Sciences CP on October 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.*