# Catch Zoo vs Primal Knockout

The clearest difference is ads: Catch Zoo at none against Primal Knockout's shown. Primal Knockout's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support 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 Zoo | Primal Knockout |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | — |
| Size | 121 MB | 305 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Tom van der Spek](https://appshunter.io/developer/1716720019) | [Yorf Studio](https://appshunter.io/developer/1521693654) |

## What reviewers say

### Catch Zoo

[App page](https://appshunter.io/ios/app/catch-zoo/id6472181748)

**In-app purchases:** none


### Primal Knockout

[App page](https://appshunter.io/ios/app/primal-knockout/id6753673391)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Catch Zoo free?

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

### Is Primal Knockout free?

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

### Do Catch Zoo or Primal Knockout have ads?

Primal Knockout shows ads; Catch Zoo 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.*