# Alien Invasion Attack vs Contagious Mayhem

The clearest difference is iOS requirement: Alien Invasion Attack at 6.0 against Contagious Mayhem's 12.0. On price, ads, 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 | Alien Invasion Attack | Contagious Mayhem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/alien-invasion-attack/id1162078134/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | — |
| Size | 56 MB | 147 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Jian Yih Lee](https://appshunter.io/developer/993496554) | [Satakunnan Ammattikorkeakoulu Oy](https://appshunter.io/developer/1607646667) |

## What reviewers say

### Alien Invasion Attack

[App page](https://appshunter.io/ios/app/alien-invasion-attack/id1162078134)

Engage in a fast-paced reflex game where you control an alien tasked with destroying cities. Test your reaction time and aim to cause maximum damage and achieve high scores. Compete with others to see who can cause the most destruction.

**Highlights:** Play as an alien, Destroy cities, Addictive gameplay, Reflex training, High score competition

**Features:** macOS Compatibility

**In-app purchases:** none


### Contagious Mayhem

[App page](https://appshunter.io/ios/app/contagious-mayhem/id6472609324)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alien Invasion Attack free?

Alien Invasion Attack is free to download, with no in-app purchases.

### Is Contagious Mayhem free?

Contagious Mayhem is free to download, with no in-app purchases.

### Do Alien Invasion Attack or Contagious Mayhem have ads?

Neither Alien Invasion Attack nor Contagious Mayhem 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.*