# Build a Star vs Alien Run 3D

The clearest difference is rating: Alien Run 3D at 4.8 against Build a Star's 2.7. Alien Run 3D also leads on review sentiment (67% vs 41%). Build a Star's advantage is ratings volume (43 vs 6) and iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Alien Run 3D holds the better App Store score, 4.8 against 2.7. That said, the two scores are not equally well evidenced: Build a Star has 43 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 41% of Build a Star's written reviews are positive against 67% of Alien Run 3D's.

## The numbers

| Metric | Build a Star | Alien Run 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (43 ratings)](https://appshunter.io/ios/app/build-a-star/id1581823027/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/alien-run-3d/id1672919655/reviews)** |
| Number of ratings | **43** | 6 |
| Positive reviews | 40.9% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Every 5 weeks |
| Monetization | Ad-supported | Ad-supported |
| Size | 163 MB | 197 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Daghan Demirci](https://appshunter.io/developer/1312645787) | [诺 陈](https://appshunter.io/developer/1706939276) |

## What reviewers say

### Build a Star

[App page](https://appshunter.io/ios/app/build-a-star/id1581823027)

Create your own unique stars or replicate existing ones with intuitive controls and fun gameplay. This engaging experience guarantees laughter and offers endless creative possibilities.

**Highlights:** Build target stars, Create custom stars, Intuitive gameplay, Easy controls, Guaranteed laughter

**Features:** macOS Compatibility

**In-app purchases:** none


### Alien Run 3D

[App page](https://appshunter.io/ios/app/alien-run-3d/id1672919655)

Collect gems to power up your character and defeat the boss. Upgrade your abilities to become stronger and achieve victory. Enjoy a challenging adventure with strategic gem collection.

**Highlights:** Gem collection, Character upgrades, Boss battles, Power-up system, 3D runner gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Build a Star free?

Build a Star is free to download, with no in-app purchases.

### Is Alien Run 3D free?

Alien Run 3D is free to download, with no in-app purchases.

### Which has better reviews, Build a Star or Alien Run 3D?

Alien Run 3D is rated higher. Build a Star averages 2.7 out of 5 from 43 ratings, while Alien Run 3D averages 4.8 from 6 ratings.

### Do Build a Star or Alien Run 3D have ads?

Both Build a Star and Alien Run 3D show ads.

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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.*