# Probabilités vs Parcours Mer

The clearest difference is update cadence: Probabilités at every 26 months against Parcours Mer's every 61 months. Parcours Mer's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 15.0). On price, 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.

Probabilités ships an update every 26 months, Parcours Mer every 61 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Probabilités | Parcours Mer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 26 months** | Every 61 months |
| Size | 14 MB | 59 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Auclair](https://appshunter.io/developer/1333526155) | [BookBeo](https://appshunter.io/developer/306411456) |

## What reviewers say

### Probabilités

[App page](https://appshunter.io/ios/app/probabilites/id1334634985)

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

**In-app purchases:** none


### Parcours Mer

[App page](https://appshunter.io/ios/app/parcours-mer/id1533421606)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Probabilités free?

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

### Is Parcours Mer free?

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

### Do Probabilités or Parcours Mer have ads?

Neither Probabilités nor Parcours Mer shows ads.

### Which is updated more often, Probabilités or Parcours Mer?

Probabilités ships an update every 26 months, and Parcours Mer every 61 months. Most recently, Probabilités was updated on October 6, 2026 and Parcours Mer on October 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.*