# GalacticAR for Education vs Cometarium コメタリウム

The clearest difference is price: Cometarium コメタリウム at Free against GalacticAR for Education's $4.99. Cometarium コメタリウム also leads on update cadence (every 4 days vs every 5 months) and iOS requirement (17.0 vs 26.0). GalacticAR for Education's advantage is device support (6 vs 3). On ads and in-app purchases there is nothing between them.

Cometarium コメタリウム is free to download; GalacticAR for Education costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GalacticAR for Education ships an update every 5 months, Cometarium コメタリウム every 4 days. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | GalacticAR for Education | Cometarium コメタリウム |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/galacticar-for-education/id6761950044/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 222 MB | 11 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Vielfalt Software e.U.](https://appshunter.io/developer/1666796449) | [Shinsuke Abe](https://appshunter.io/developer/6790818921) |

## What reviewers say

### GalacticAR for Education

[App page](https://appshunter.io/ios/app/galacticar-for-education/id6761950044)

Explore the universe with interactive 3D models and an extensive encyclopedia. Test your knowledge with over 300 quiz questions covering comets, planets, galaxies, and more. Ideal for students and educators seeking a comprehensive astronomy learning experience.

**Highlights:** 300 quiz questions, 121 astronomical topics, 43 interactive 3D models, 16 immersive outer space scenes, 9 main astronomy categories, 6 language options

**Features:** Apple Watch app

**In-app purchases:** none


### Cometarium コメタリウム

[App page](https://appshunter.io/ios/app/cometarium/id6801072934)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GalacticAR for Education free?

GalacticAR for Education costs $4.99, with no in-app purchases.

### Is Cometarium コメタリウム free?

Cometarium コメタリウム is free to download, with no in-app purchases.

### Do GalacticAR for Education or Cometarium コメタリウム have ads?

Neither GalacticAR for Education nor Cometarium コメタリウム shows ads.

### Which is updated more often, GalacticAR for Education or Cometarium コメタリウム?

GalacticAR for Education ships an update every 5 months, and Cometarium コメタリウム every 4 days. Most recently, GalacticAR for Education was updated on October 11, 2026 and Cometarium コメタリウム on October 6, 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.*