# Eurêkoi vs Enig'maths CM2

The clearest difference is update cadence: Eurêkoi at every 10 months against Enig'maths CM2's every 31 months. Enig'maths CM2's advantage is iOS requirement (10.0 vs 14.0). 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.

Eurêkoi ships an update every 10 months, Enig'maths CM2 every 31 months. The most recent releases landed on October 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Eurêkoi | Enig'maths CM2 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 31 months |
| Monetization | Free | — |
| Size | 14 MB | 340 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bibliothèque Publique d'Information](https://appshunter.io/developer/512660792) | [Éditions JOCATOP](https://appshunter.io/developer/1438112476) |

## What reviewers say

### Eurêkoi

[App page](https://appshunter.io/ios/app/eurekoi/id1022381807)

Get personalized answers to your questions from 600 expert librarians within 72 hours. Receive tailored recommendations for books, films, series, and board games based on your preferences. All questions are answered anonymously, with sources and research methods provided.

**Highlights:** Personalized answers from librarians, Recommendations for books, films, series, Answers within 72 hours, Sources and research methods provided, Anonymous question submission, Board game recommendations

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

**In-app purchases:** none


### Enig'maths CM2

[App page](https://appshunter.io/ios/app/enigmaths-cm2/id1584320048)

**In-app purchases:** none


## Frequently asked questions

### Is Eurêkoi free?

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

### Is Enig'maths CM2 free?

Enig'maths CM2 is free to download, with no in-app purchases.

### Do Eurêkoi or Enig'maths CM2 have ads?

Neither Eurêkoi nor Enig'maths CM2 shows ads.

### Which is updated more often, Eurêkoi or Enig'maths CM2?

Eurêkoi ships an update every 10 months, and Enig'maths CM2 every 31 months. Most recently, Eurêkoi was updated on October 1, 2026 and Enig'maths CM2 on September 28, 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.*