# Aliens Defense vs Alien Attack 3D

The clearest difference is in-app purchases: Aliens Defense at none against Alien Attack 3D's 2. Aliens Defense also leads on ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Aliens Defense against 5.0 for Alien Attack 3D. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Aliens Defense ships an update every 8 months, Alien Attack 3D every 6 months. The most recent releases landed on October 15, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Aliens Defense | Alien Attack 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/aliens-defense/id1531481008/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/alien-attack-3d-invasion/id6447258590/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 6 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 335 MB | 124 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Mobazy LLC](https://appshunter.io/developer/1340751294) | [FRIENDLY APPS LTD](https://appshunter.io/developer/1514360327) |

## What reviewers say

### Aliens Defense

[App page](https://appshunter.io/ios/app/aliens-defense/id1531481008)

Defend against waves of alien invaders in this engaging defense game. Strategically place your defenses to repel the extraterrestrial threat and protect your territory. Experience a straightforward yet challenging gameplay loop designed to test your tactical skills.

**Highlights:** Alien invasion defense, Strategic placement of defenses, Wave-based gameplay, Simple controls, Challenging levels

**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 Aliens Defense free?

Aliens Defense 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.

### Which has better reviews, Aliens Defense or Alien Attack 3D?

Aliens Defense and Alien Attack 3D are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Aliens Defense or Alien Attack 3D have ads?

Alien Attack 3D shows ads; Aliens Defense does not.

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

Aliens Defense ships an update every 8 months, and Alien Attack 3D every 6 months. Most recently, Aliens Defense was updated on October 15, 2026 and Alien Attack 3D on October 27, 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.*