# Space Frontier vs Alien Annihilator

The clearest difference is in-app purchases: Alien Annihilator at none against Space Frontier's 1. Space Frontier's advantage is iOS requirement (13.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Space Frontier sells 1 one-off in-app purchase. Alien Annihilator asks for nothing beyond the download.

Space Frontier ships an update every 2 months, Alien Annihilator every 6 weeks. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Space Frontier | Alien Annihilator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (14K ratings)](https://appshunter.io/ios/app/space-frontier/id1252963998/reviews)** | — |
| Number of ratings | **14K** | — |
| Positive reviews | 46.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 231 MB | 20 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Ketchapp](https://appshunter.io/developer/528065807) | [Eric Brooks](https://appshunter.io/developer/6787730837) |

## What reviewers say

### Space Frontier

[App page](https://appshunter.io/ios/app/space-frontier/id1252963998)

Launch rockets to orbit and beyond to colonize Mars in this addictive physics game. Earn in-game currency to upgrade your rockets and compete for high scores. Easy to learn, but challenging to master, offering endless replayability.

**Highlights:** One-button gameplay, Fun, fast physics, Easy to learn, hard to master, Colonize Mars, Earn in-game currency, Buy new rocket parts, Multiple rocket styles

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Good for getting into rocket science
- 👍 Fun and interesting game
- 🚀 Excellent game
- 🚀 Great game

**What reviewers complain about**

- 🐛 Game just slows down
- 🐛 Crashes
- 🤖 Ad takeover
- 🤖 Too many ads
- 🐛 Doesn't save

**Reported bugs**

- Ads pop up during launch causing rocket to explode
- Ads don't load properly
- Game freezes and lags
- Mute button doesn't work
- Coins from ads not working correctly

**Requested features**

- Add more planets
- Add more content
- Add more customization
- Add more levels
- Add more upgrades


### Alien Annihilator

[App page](https://appshunter.io/ios/app/alien-annihilator/id6787757891)

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

**In-app purchases:** none


## Frequently asked questions

### Is Space Frontier free?

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

### Is Alien Annihilator free?

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

### Do Space Frontier or Alien Annihilator have ads?

Both Space Frontier and Alien Annihilator show ads.

### Which is updated more often, Space Frontier or Alien Annihilator?

Space Frontier ships an update every 2 months, and Alien Annihilator every 6 weeks. Most recently, Space Frontier was updated on October 16, 2026 and Alien Annihilator on October 4, 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.*