# Idle Defense Tower vs KittyZilla Attacks!

The clearest difference is ads: KittyZilla Attacks! at none against Idle Defense Tower's shown. Idle Defense Tower's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price 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 | Idle Defense Tower | KittyZilla Attacks! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 weeks |
| Size | 163 MB | 3 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appsalt](https://appshunter.io/developer/1828173779) | [Kitzil](https://appshunter.io/developer/6809470797) |

## What reviewers say

### Idle Defense Tower

[App page](https://appshunter.io/ios/app/idle-defense-tower/id6796330835)

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

**In-app purchases:** none


### KittyZilla Attacks!

[App page](https://appshunter.io/ios/app/kittyzilla-attacks/id6809470795)

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

**In-app purchases:** none


## Frequently asked questions

### Is Idle Defense Tower free?

Idle Defense Tower is free to download, with no in-app purchases.

### Is KittyZilla Attacks! free?

KittyZilla Attacks! is free to download, with no in-app purchases.

### Do Idle Defense Tower or KittyZilla Attacks! have ads?

Idle Defense Tower shows ads; KittyZilla Attacks! 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.*