# Zeebra vs Puissance J, méthode des Js

The clearest difference is in-app purchases: Zeebra at none against Puissance J, méthode des Js's 1. Zeebra also leads on update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Puissance J, méthode des Js sells 1 one-off in-app purchase. Zeebra asks for nothing beyond the download.

Zeebra ships an update every 2 months, Puissance J, méthode des Js every 4 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Zeebra | Puissance J, méthode des Js |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 26 MB | 34 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Rivoli Digital](https://appshunter.io/developer/1059407769) | [Pierre-Antoine Peron](https://appshunter.io/developer/1434230573) |

## What reviewers say

### Zeebra

[App page](https://appshunter.io/ios/app/zeebra/id1060895124)

**Features:** macOS Compatibility

**In-app purchases:** none


### Puissance J, méthode des Js

[App page](https://appshunter.io/ios/app/puissance-j-methode-des-js/id6698867070)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accès illimité à vie | $3.99 | one-time |


## Frequently asked questions

### Is Zeebra free?

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

### Is Puissance J, méthode des Js free?

Puissance J, méthode des Js is free to download, with in-app purchases available.

### Do Zeebra or Puissance J, méthode des Js have ads?

Neither Zeebra nor Puissance J, méthode des Js shows ads.

### Which is updated more often, Zeebra or Puissance J, méthode des Js?

Zeebra ships an update every 2 months, and Puissance J, méthode des Js every 4 months. Most recently, Zeebra was updated on October 26, 2026 and Puissance J, méthode des Js on October 27, 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.*