# Alien UFO vs Clean Up 3D

The clearest difference is rating: Clean Up 3D at 4.6 against Alien UFO's 3.0. Clean Up 3D also leads on ratings volume (28K vs 2). Alien UFO's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Clean Up 3D sells 1 one-off in-app purchase. Alien UFO asks for nothing beyond the download.

Clean Up 3D holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Clean Up 3D has 28K ratings behind it against 2, so its average is the more settled of the two.

Alien UFO ships an update every 6 months, Clean Up 3D every 3 months. The most recent releases landed on October 29, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Alien UFO | Clean Up 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/alien-ufo/id1405010335/reviews) | **[4.6 (28K ratings)](https://appshunter.io/ios/app/clean-up-3d/id1465580173/reviews)** |
| Number of ratings | 2 | **28K** |
| Positive reviews | — | 39.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 164 MB | 228 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Henrique Silva](https://appshunter.io/developer/492945915) | [Kwalee Ltd](https://appshunter.io/developer/497961736) |

## What reviewers say

### Alien UFO

[App page](https://appshunter.io/ios/app/alien-ufo/id1405010335)

Pilot a UFO to abduct humans for fun and profit. Upgrade your ship's weapons and defenses to overcome obstacles and increase your abduction capacity. Enjoy a unique gameplay experience focused on strategic maneuvering and resource management.

**Highlights:** Tap and hold to steer UFO, Release to ascend, Upgrade weapons and defense, Neutralize hostile forces, Increase abduction capacity, Improve profits

**In-app purchases:** none


### Clean Up 3D

[App page](https://appshunter.io/ios/app/clean-up-3d/id1465580173)

Engage in a satisfying cleaning experience by vacuuming up objects to grow your size and collect coins. Upgrade your vacuum's speed and battery to clear entire towns and create satisfying chaos.

**Highlights:** Addictive vacuuming gameplay, Coin collection for upgrades, Size-increasing mechanics, Battery and speed upgrades, Colorful 3D visuals, Town clearing challenges

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive game
- 🚀 Easy to play
- 💡 Unique premise of vacuuming up objects
- 🚀 Satisfying gameplay

**What reviewers complain about**

- 🔋 Short game rounds
- 📺 Excessive ads
- 🔋 Battery drains quickly
- 💰 Upgrades too expensive

**Reported bugs**

- Game crashes frequently
- Glitches with upgrade pricing

**Requested features**

- Longer game rounds
- Reduce ads or offer ad-free option
- Improve battery life
- More affordable upgrades


## Frequently asked questions

### Is Alien UFO free?

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

### Is Clean Up 3D free?

Clean Up 3D is free to download, with in-app purchases available.

### Which has better reviews, Alien UFO or Clean Up 3D?

Clean Up 3D is rated higher. Alien UFO averages 3.0 out of 5 from 2 ratings, while Clean Up 3D averages 4.6 from 28K ratings.

### Do Alien UFO or Clean Up 3D have ads?

Both Alien UFO and Clean Up 3D show ads.

### Which is updated more often, Alien UFO or Clean Up 3D?

Alien UFO ships an update every 6 months, and Clean Up 3D every 3 months. Most recently, Alien UFO was updated on October 29, 2026 and Clean Up 3D on November 2, 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.*