# What the Doodle? vs Category Stack

The clearest difference is in-app purchases: What the Doodle? at none against Category Stack's 7. What the Doodle? also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Category Stack sells 7 one-off in-app purchases. What the Doodle? asks for nothing beyond the download.

## The numbers

| Metric | What the Doodle? | Category Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Size | 106 MB | 253 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pixel Envision Ltd.](https://appshunter.io/developer/444289214) | [Batuhan UCA](https://appshunter.io/developer/1895070189) |

## What reviewers say

### What the Doodle?

[App page](https://appshunter.io/ios/app/what-the-doodle/id1533796267)

**Features:** macOS Compatibility

**In-app purchases:** none


### Category Stack

[App page](https://appshunter.io/ios/app/category-stack/id6785968480)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Pack 1 | $1.99 | one-time |
| Gold Pack 2 | $7.99 | one-time |
| No Ads Pack | $7.99 | one-time |
| Gold Pack 3 | $14.99 | one-time |
| Gold Pack 4 | $29.99 | one-time |
| Gold Pack 5 | $54.99 | one-time |
| Gold Pack 6 | $99.99 | one-time |


## Frequently asked questions

### Is What the Doodle? free?

What the Doodle? is free to download, with no in-app purchases.

### Is Category Stack free?

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

### Do What the Doodle? or Category Stack have ads?

Category Stack shows ads; What the Doodle? does not.

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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.*