# Le Décodeur vs Stella Habits

The clearest difference is in-app purchases: Le Décodeur at none against Stella Habits's 1. Le Décodeur also leads on iOS requirement (15.1 vs 18.5). Stella Habits's advantage is update cadence (every 6 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Stella Habits sells 1 in-app purchase, starting at $1.99 per year. Le Décodeur asks for nothing beyond the download.

Le Décodeur ships an update every 5 months, Stella Habits every 6 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Le Décodeur | Stella Habits |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 days** |
| Monetization | Ad-supported | — |
| Size | 34 MB | 6 MB |
| Requires iOS | **15.1** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Protégez-Vous](https://appshunter.io/developer/524994420) | [Francis St-Louis](https://appshunter.io/developer/1817684584) |

## What reviewers say

### Le Décodeur

[App page](https://appshunter.io/ios/app/le-decodeur/id1612686402)

This app helps you make informed purchasing decisions by decoding eco-labels and analyzing cosmetic product ingredients. Scan labels to understand their meaning, scope, and reliability, and learn about ingredient risks based on product use.

**Highlights:** Scan eco-labels on various products, Analyze cosmetic ingredient risks, Understand eco-label meaning and reliability, Contribute by sharing eco-label photos, Quick access ingredient and eco-label directory

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

**In-app purchases:** none


### Stella Habits

[App page](https://appshunter.io/ios/app/stella-habits/id6752131331)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal | $1.99 | per year |


## Frequently asked questions

### Is Le Décodeur free?

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

### Is Stella Habits free?

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

### Do Le Décodeur or Stella Habits have ads?

Neither Le Décodeur nor Stella Habits shows ads.

### Which is updated more often, Le Décodeur or Stella Habits?

Le Décodeur ships an update every 5 months, and Stella Habits every 6 days. Most recently, Le Décodeur was updated on November 3, 2026 and Stella Habits 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.*