# Aléa vs Cadastre

The clearest difference is in-app purchases: Aléa at none against Cadastre's 6. Aléa also leads on iOS requirement (11.0 vs 15.0). Cadastre's advantage is update cadence (every 4 days vs every 26 months) and review sentiment (71% vs 50%). On price, ads and device support there is nothing between them.

Both are free to download. Cadastre sells 6 in-app purchases, starting at $1.99 per month. Aléa asks for nothing beyond the download.

Aléa ships an update every 26 months, Cadastre every 4 days. The most recent releases landed on October 9, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Aléa | Cadastre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cadastre/id1507993968/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | **70.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 82 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IGN](https://appshunter.io/developer/748345891) | [Pierre Lafaysse](https://appshunter.io/developer/1507993967) |

## What reviewers say

### Aléa

[App page](https://appshunter.io/ios/app/alea/id1494278559)

This collaborative tool allows users to easily submit reports for information gathering campaigns. The submitted reports can help create an online map of observations, assisting authorities in processing the collected data.

**Highlights:** Collaborative reporting, Information gathering campaigns, Observation mapping, Data processing assistance, User-submitted reports

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

**In-app purchases:** none


### Cadastre

[App page](https://appshunter.io/ios/app/cadastre/id1507993968)

Visualize French cadastral data, including property boundaries and local urban planning documents. Discover recent property sales in your area and use geolocation to survey your land limits. Share your property information with family.

**Highlights:** Visualize French cadastral data, Search recent property sales, View local urban planning documents, Geolocate property boundaries, Share property information

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement mensuel | $1.99 | per month |
| Cadastre Pro 1 an | $7.99 | per year |
| Ajout illimité de parcelles | $7.99 | one-time |
| Cadastre Pro | $16.99 | one-time |
| Cadastre Pro illimité | $22.99 | one-time |
| Cadastre Pro illimité | $24.99 | one-time |


## Frequently asked questions

### Is Aléa free?

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

### Is Cadastre free?

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

### Do Aléa or Cadastre have ads?

Neither Aléa nor Cadastre shows ads.

### Which is updated more often, Aléa or Cadastre?

Aléa ships an update every 26 months, and Cadastre every 4 days. Most recently, Aléa was updated on October 9, 2026 and Cadastre on October 27, 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.*