# UFO Annihilator vs Alien

The clearest difference is monetization model: Alien at free against UFO Annihilator's paid. Alien 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. Neither carries in-app purchases, so what you see is what you pay.

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

UFO Annihilator ships an update every 6 days, Alien every 10 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | UFO Annihilator | Alien |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ufo-annihilator/id6462839340/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/alien-abduction/id6761780260/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 10 days |
| Monetization | Paid | **Free** |
| Size | 34 MB | 72 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 9+ | 12+ |
| Developer | [Linda Felgenhauer](https://appshunter.io/developer/1702957400) | [Amrit Banga](https://appshunter.io/developer/1891434157) |

## What reviewers say

### UFO Annihilator

[App page](https://appshunter.io/ios/app/ufo-annihilator/id6462839340)

Blast through waves of alien spaceships in a timed challenge. Compete against your own high scores and climb the leaderboards to become the ultimate space invader. Experience intense galactic combat.

**Highlights:** Space-blasting frenzy, Obliterate spaceships, Timed challenges, High score tracking, Leaderboard competition

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

**In-app purchases:** none


### Alien

[App page](https://appshunter.io/ios/app/alien-abduction/id6761780260)

Pilot a flying saucer and use a tractor beam to abduct animals and humans in an endless arcade adventure. Dodge obstacles and other aircraft to survive and achieve a higher score. Track your progress with detailed statistics and compete globally on leaderboards.

**Highlights:** Endless arcade gameplay, Abduct humans and animals, Dodge planes and obstacles, Detailed statistics tracking, Global leaderboards, Simple controls

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

**In-app purchases:** none


## Frequently asked questions

### Is UFO Annihilator free?

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

### Is Alien free?

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

### Which has better reviews, UFO Annihilator or Alien?

UFO Annihilator and Alien are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do UFO Annihilator or Alien have ads?

UFO Annihilator shows ads; Alien does not.

### Which is updated more often, UFO Annihilator or Alien?

UFO Annihilator ships an update every 6 days, and Alien every 10 days. Most recently, UFO Annihilator was updated on October 24, 2026 and Alien on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*