# marée.info vs Estran

The clearest difference is monetization model: Estran at free against marée.info's free with in-app purchases. Estran also leads on update cadence (every 5 days vs monthly). marée.info's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 15.1). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. marée.info sells 3 one-off in-app purchases and Estran sells 2 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

marée.info ships an update monthly, Estran every 5 days. Both last shipped on November 10, 2026.

## The numbers

| Metric | marée.info | Estran |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (29 ratings)](https://appshunter.io/ios/app/mareeinfo/id642338158/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 88.9% of reviews | 88.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 46 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BOLO Informatique](https://appshunter.io/developer/642338161) | [Cedric Floury](https://appshunter.io/developer/1895967036) |

## What reviewers say

### marée.info

[App page](https://appshunter.io/ios/app/mareeinfo/id642338158)

Access daily tide information for coastal activities, covering numerous ports in mainland France and the Channel Islands. View tide times, heights, coefficients, and moon phases. Offers offline functionality for enhanced reliability at sea.

**Highlights:** Tide clock for current tide status, Calendar with coefficients and moon phases, Detailed tide predictions with maregrams, Water level calculations, Port selector with favorites, Offline functionality

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| marée.info Données SHOM 1 mois | $1.99 | one-time |
| marée.info Données SHOM 6 mois | $3.99 | one-time |
| marée.info Données SHOM 1 an | $5.99 | one-time |


### Estran

[App page](https://appshunter.io/ios/app/estran-marees-de-ta-plage/id6779113618)

Get real-time tide information for over 8,800 beaches across France, Spain, Portugal, the UK, and Ireland. View tide predictions, sun and moon times, and receive custom alerts, even offline.

**Highlights:** Real-time tide status, Countdown to next tide, Tidal coefficient calculation, 24-hour tide curve, Sunrise/sunset and moon times, Custom tide alerts, Offline tide data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Estran Pro | $4.99 | per year |
| Estran | $12.99 | one-time |


## Frequently asked questions

### Is marée.info free?

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

### Is Estran free?

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

### Do marée.info or Estran have ads?

Neither marée.info nor Estran shows ads.

### Which is updated more often, marée.info or Estran?

marée.info ships an update monthly, and Estran every 5 days. Most recently, marée.info was updated on November 10, 2026 and Estran on November 10, 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.*