# Invaliens Pro Galaxy Defender vs Pixel Cavern

The clearest difference is iOS requirement: Invaliens Pro Galaxy Defender at 13.0 against Pixel Cavern's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

Invaliens Pro Galaxy Defender costs $0.99 and Pixel Cavern $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Invaliens Pro Galaxy Defender | Pixel Cavern |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | — |
| Size | 78 MB | 12 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Galatic Droids](https://appshunter.io/developer/806182439) | [Stefan Preuss](https://appshunter.io/developer/307563428) |

## What reviewers say

### Invaliens Pro Galaxy Defender

[App page](https://appshunter.io/ios/app/invaliens-pro-galaxy-defender/id1134024153)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pixel Cavern

[App page](https://appshunter.io/ios/app/pixel-cavern/id6739881112)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Invaliens Pro Galaxy Defender free?

Invaliens Pro Galaxy Defender costs $0.99, with no in-app purchases.

### Is Pixel Cavern free?

Pixel Cavern costs $0.99, with no in-app purchases.

### Do Invaliens Pro Galaxy Defender or Pixel Cavern have ads?

Neither Invaliens Pro Galaxy Defender nor Pixel Cavern 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.*