# Alien Attack 3D vs X

The clearest difference is in-app purchases: X at none against Alien Attack 3D's 2. X also leads on update cadence (every 2 weeks vs every 6 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. X asks for nothing beyond the download.

Alien Attack 3D ships an update every 6 months, X every 2 weeks. The most recent releases landed on September 13, 2026 and July 31, 2026 respectively.

## The numbers

| Metric | Alien Attack 3D | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/x-out-alien-outbreak/id6503699630/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 124 MB | 149 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 9+ |
| Developer | [FRIENDLY APPS LTD](https://appshunter.io/developer/1514360327) | [PSYCRAFT GmbH](https://appshunter.io/developer/1441576670) |

## What reviewers say

### Alien Attack 3D

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

**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 |


### X

[App page](https://appshunter.io/ios/app/x-out-alien-outbreak/id6503699630)

Escape a secret laboratory as a powerful alien in this fast-paced jump'n'run game. Unleash supernatural upgrades and race against time to reach the top. Can you break free before the humans recapture you?

**Highlights:** Continuous 1-100 level challenge, Supernatural alien upgrades, Escape the laboratory, Tilt controls for movement, Tap to jump or grab

**In-app purchases:** none


## Frequently asked questions

### Is Alien Attack 3D free?

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

### Is X free?

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

### Do Alien Attack 3D or X have ads?

Both Alien Attack 3D and X show ads.

### Which is updated more often, Alien Attack 3D or X?

Alien Attack 3D ships an update every 6 months, and X every 2 weeks. Most recently, Alien Attack 3D was updated on September 13, 2026 and X on July 31, 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.*