# GFE PAX vs Dr Doudou

The clearest difference is in-app purchases: GFE PAX at none against Dr Doudou's 2. GFE PAX also leads on iOS requirement (9.3 vs 15.0). Dr Doudou's advantage is update cadence (every 9 days vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Dr Doudou sells 2 in-app purchases, starting at $8.90 per month. GFE PAX asks for nothing beyond the download.

GFE PAX ships an update every 13 months, Dr Doudou every 9 days. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | GFE PAX | Dr Doudou |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 9 days** |
| Size | 16 MB | 88 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Equideclic](https://appshunter.io/developer/417942955) | [Margaux Tourrasse](https://appshunter.io/developer/1825588343) |

## What reviewers say

### GFE PAX

[App page](https://appshunter.io/ios/app/gfe-pax/id815511070)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dr Doudou

[App page](https://appshunter.io/ios/app/dr-doudou/id6748384662)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $8.90 | per month |
| Premium Yearly | $89.90 | per year |


## Frequently asked questions

### Is GFE PAX free?

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

### Is Dr Doudou free?

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

### Do GFE PAX or Dr Doudou have ads?

Neither GFE PAX nor Dr Doudou shows ads.

### Which is updated more often, GFE PAX or Dr Doudou?

GFE PAX ships an update every 13 months, and Dr Doudou every 9 days. Most recently, GFE PAX was updated on October 26, 2026 and Dr Doudou on October 16, 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.*