# AlienSpaceForce vs Asteroid Attacks Defense Earth

The clearest difference is in-app purchases: Asteroid Attacks Defense Earth at none against AlienSpaceForce's 1. Asteroid Attacks Defense Earth also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. AlienSpaceForce sells 1 one-off in-app purchase. Asteroid Attacks Defense Earth asks for nothing beyond the download.

AlienSpaceForce ships an update every 3 months, Asteroid Attacks Defense Earth every 5 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | AlienSpaceForce | Asteroid Attacks Defense Earth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/alienspaceforce/id889855594/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 58 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [AsgardSoft GmbH](https://appshunter.io/developer/570168173) | [MUHAMMAD ABUBAKER MAJEED](https://appshunter.io/developer/1197855204) |

## What reviewers say

### AlienSpaceForce

[App page](https://appshunter.io/ios/app/alienspaceforce/id889855594)

Defend your planet from an incoming alien invasion by targeting and destroying enemy spaceships with a laser. This fast-paced game tests your reaction speed and concentration as you protect your world for as long as possible.

**Highlights:** Defend planet from alien spaceships, Destroy extraterrestrial ships with laser, Test reaction speed, Test concentration, Unlock ad-free play

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### Asteroid Attacks Defense Earth

[App page](https://appshunter.io/ios/app/asteroid-attacks-defense-earth/id1578868875)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AlienSpaceForce free?

AlienSpaceForce is free to download, with in-app purchases available.

### Is Asteroid Attacks Defense Earth free?

Asteroid Attacks Defense Earth is free to download, with no in-app purchases.

### Do AlienSpaceForce or Asteroid Attacks Defense Earth have ads?

AlienSpaceForce shows ads; Asteroid Attacks Defense Earth does not.

### Which is updated more often, AlienSpaceForce or Asteroid Attacks Defense Earth?

AlienSpaceForce ships an update every 3 months, and Asteroid Attacks Defense Earth every 5 months. Most recently, AlienSpaceForce was updated on October 13, 2026 and Asteroid Attacks Defense Earth on October 7, 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.*