# Monster go high vs Alien Attack 3D

The clearest difference is in-app purchases: Monster go high at none against Alien Attack 3D's 2. Alien Attack 3D's advantage is update cadence (every 6 months vs every 24 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Alien Attack 3D sells 2 in-app purchases, starting at $19.99 per month. Monster go high asks for nothing beyond the download.

Monster go high ships an update every 24 months, Alien Attack 3D every 6 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Monster go high | Alien Attack 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alien-attack-3d-invasion/id6447258590/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 24 months | **Every 6 months** |
| Monetization | — | Free with in-app purchases |
| Size | 103 MB | 124 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [FRIENDLY APPS LTD](https://appshunter.io/developer/1514360327) |

## What reviewers say

### Monster go high

[App page](https://appshunter.io/ios/app/monster-go-high/id1625502966)

**Features:** macOS Compatibility

**In-app purchases:** none


### Alien Attack 3D

[App page](https://appshunter.io/ios/app/alien-attack-3d-invasion/id6447258590)

Engage in alien combat by launching venom or the extraterrestrial creatures themselves at your foes. Experience a unique take on defense and offense in this action-packed game.

**Highlights:** Throw venom at enemies, Launch alien creatures, 3D alien invasion theme, Action-packed gameplay

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Bundle Features Unlocked! | $19.99 | per month |
| All AppCentral Games Unlocked! | $39.99 | per month |


## Frequently asked questions

### Is Monster go high free?

Monster go high is free to download, with no in-app purchases.

### Is Alien Attack 3D free?

Alien Attack 3D is free to download, with in-app purchases available.

### Do Monster go high or Alien Attack 3D have ads?

Both Monster go high and Alien Attack 3D show ads.

### Which is updated more often, Monster go high or Alien Attack 3D?

Monster go high ships an update every 24 months, and Alien Attack 3D every 6 months. Most recently, Monster go high was updated on November 3, 2026 and Alien Attack 3D on November 3, 2026.

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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.*