# Clés de forêt vs Qualité Rivière

The clearest difference is review sentiment: Clés de forêt at 68% against Qualité Rivière's 31%. Qualité Rivière's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence, 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.

Clés de forêt ships an update every 8 months, Qualité Rivière every 6 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Clés de forêt | Qualité Rivière |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **67.9% of reviews** | 30.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 105 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Office national des forets](https://appshunter.io/developer/448643917) | [Agence de l'eau Rhône Méditerranée Corse](https://appshunter.io/developer/604024907) |

## What reviewers say

### Clés de forêt

[App page](https://appshunter.io/ios/app/cles-de-foret/id448643914)

Learn to easily identify a selection of metropolitan tree and animal species with simplified identification keys. This app is designed to introduce users to recognizing flora and fauna, offering offline access to all features and content once downloaded. Engage in interactive modes like 'Enquête' and quizzes to earn points and unlock hidden content.

**Highlights:** Simplified identification keys, Offline access to content, Interactive 'Enquête' mode, Species list with filtering, Knowledge-testing quizzes, Unlockable secret mode, Progress tracking profile

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

**In-app purchases:** none


### Qualité Rivière

[App page](https://appshunter.io/ios/app/qualite-riviere/id604024904)

This app provides real-time data on river health, water quality for swimming, and fish species found in French rivers. It features an interactive map with color-coded status indicators and educational quizzes about water conservation.

**Highlights:** River ecological status monitoring, Water quality for swimming data, Fish species identification, Interactive map with color-coded status, Educational quizzes on water, Comparison of river quality over 3 years

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

**In-app purchases:** none


## Frequently asked questions

### Is Clés de forêt free?

Clés de forêt is free to download, with no in-app purchases.

### Is Qualité Rivière free?

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

### Do Clés de forêt or Qualité Rivière have ads?

Neither Clés de forêt nor Qualité Rivière shows ads.

### Which is updated more often, Clés de forêt or Qualité Rivière?

Clés de forêt ships an update every 8 months, and Qualité Rivière every 6 months. Most recently, Clés de forêt was updated on November 6, 2026 and Qualité Rivière on November 1, 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.*