# Catch Block! vs I'm a Duck!

The clearest difference is device support: Catch Block! at 3 against I'm a Duck!'s 1. Catch Block! also leads on iOS requirement (12.0 vs 18.1). 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.

## The numbers

| Metric | Catch Block! | I'm a Duck! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Size | 178 MB | 7 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Woongjin Thinkbig Co., Ltd.](https://appshunter.io/developer/1614968450) | [Fumiya Oba](https://appshunter.io/developer/1780757348) |

## What reviewers say

### Catch Block!

[App page](https://appshunter.io/ios/app/catch-block/id1668014581)

Embark on a treasure hunt in an unknown temple, battling endless monsters. Solve math problems to earn rewards, upgrade your character with unique abilities and items, and survive the waves to claim the ultimate treasure.

**Highlights:** Action loguelike gameplay, Educational math challenges, Unique character abilities, Item collection and upgrades, Monster survival waves, Treasure hunting

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

**In-app purchases:** none


### I'm a Duck!

[App page](https://appshunter.io/ios/app/im-a-duck-the-sorting-game/id6740207084)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Catch Block! free?

Catch Block! is free to download, with no in-app purchases.

### Is I'm a Duck! free?

I'm a Duck! is free to download, with no in-app purchases.

### Do Catch Block! or I'm a Duck! have ads?

Neither Catch Block! nor I'm a Duck! shows ads.

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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.*