# Parallel Earth vs Sky Strike

The clearest difference is ads: Sky Strike at none against Parallel Earth's shown. Sky Strike also leads on iOS requirement (13.0 vs 17.0). 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 | Parallel Earth | Sky Strike |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Size | 185 MB | 22 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Sui Fai Law](https://appshunter.io/developer/1889201616) | [Amrit Duwal](https://appshunter.io/developer/1507795021) |

## What reviewers say

### Parallel Earth

[App page](https://appshunter.io/ios/app/parallel-earth/id6763534884)

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

**In-app purchases:** none


### Sky Strike

[App page](https://appshunter.io/ios/app/sky-strike-air-assault/id6787199510)

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

**In-app purchases:** none


## Frequently asked questions

### Is Parallel Earth free?

Parallel Earth is free to download, with no in-app purchases.

### Is Sky Strike free?

Sky Strike is free to download, with no in-app purchases.

### Do Parallel Earth or Sky Strike have ads?

Parallel Earth shows ads; Sky Strike 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.*