# Air Tree vs [Alien] Star Dust

The clearest difference is ads: [Alien] Star Dust at none against Air Tree's shown. [Alien] Star Dust also leads on update cadence (every 4 months vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Air Tree ships an update every 12 months, [Alien] Star Dust every 4 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Air Tree | [Alien] Star Dust |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/alien-star-dust/id1593260488/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 138 MB | 89 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tahito Aoki](https://appshunter.io/developer/289946976) | [Victoria Vesna](https://appshunter.io/developer/1388499552) |

## What reviewers say

### Air Tree

[App page](https://appshunter.io/ios/app/air-tree/id1326495528)

**Features:** macOS Compatibility

**In-app purchases:** none


### [Alien] Star Dust

[App page](https://appshunter.io/ios/app/alien-star-dust/id1593260488)

Experience a traveling exhibition through augmented reality. View 3D models of meteorites with binaural sound, and learn about the vastness of space ecology and extraterrestrial dust. Recommended for use with headphones.

**Highlights:** Augmented reality meteorite viewing, 3D animated models, Binaural soundscapes, Educational content on space ecology, Interactive exhibition companion, Postcard integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Air Tree free?

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

### Is [Alien] Star Dust free?

[Alien] Star Dust is free to download, with no in-app purchases.

### Do Air Tree or [Alien] Star Dust have ads?

Air Tree shows ads; [Alien] Star Dust does not.

### Which is updated more often, Air Tree or [Alien] Star Dust?

Air Tree ships an update every 12 months, and [Alien] Star Dust every 4 months. Most recently, Air Tree was updated on October 14, 2026 and [Alien] Star Dust 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.*