# Mon Cube vs Sylvie

The clearest difference is in-app purchases: Sylvie at none against Mon Cube's 4. Sylvie also leads on update cadence (every 4 days vs every 8 days). Mon Cube's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Mon Cube sells 3 in-app purchases, starting at $24.49 per year. Sylvie asks for nothing beyond the download.

Mon Cube ships an update every 8 days, Sylvie every 4 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mon Cube | Sylvie |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 29 MB | 21 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Bizeul](https://appshunter.io/developer/1644094871) | [Edouard Schlumberger](https://appshunter.io/developer/1754832325) |

## What reviewers say

### Mon Cube

[App page](https://appshunter.io/ios/app/mon-cube/id1644094869)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $24.49 | per year |
| Subscription | $24.99 | per year |
| Annuel | $28.49 | per year |


### Sylvie

[App page](https://appshunter.io/ios/app/sylvie-gps-forestier/id6760666117)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mon Cube free?

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

### Is Sylvie free?

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

### Do Mon Cube or Sylvie have ads?

Neither Mon Cube nor Sylvie shows ads.

### Which is updated more often, Mon Cube or Sylvie?

Mon Cube ships an update every 8 days, and Sylvie every 4 days. Most recently, Mon Cube was updated on October 13, 2026 and Sylvie on October 24, 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.*