# Alien Invader Escape vs Tank Killer !

The clearest difference is ads: Tank Killer ! at none against Alien Invader Escape's shown. Tank Killer ! also leads on iOS requirement (8.0 vs 15.6). 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 | Alien Invader Escape | Tank Killer ! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | — |
| Size | 14 MB | 59 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Tang Cho man](https://appshunter.io/developer/592719186) | [Chienfu Huang](https://appshunter.io/developer/1054854821) |

## What reviewers say

### Alien Invader Escape

[App page](https://appshunter.io/ios/app/alien-invader-escape/id858894874)

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

**In-app purchases:** none


### Tank Killer !

[App page](https://appshunter.io/ios/app/tank-killer/id1287140860)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alien Invader Escape free?

Alien Invader Escape is free to download, with no in-app purchases.

### Is Tank Killer ! free?

Tank Killer ! is free to download, with no in-app purchases.

### Do Alien Invader Escape or Tank Killer ! have ads?

Alien Invader Escape shows ads; Tank Killer ! 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.*