# Intergalactic Solar System vs AntuanLearning

The clearest difference is in-app purchases: AntuanLearning at none against Intergalactic Solar System's 1. AntuanLearning also leads on update cadence (every 10 days vs monthly). Intergalactic Solar System's advantage is iOS requirement (13.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Intergalactic Solar System sells 1 one-off in-app purchase. AntuanLearning asks for nothing beyond the download.

Intergalactic Solar System ships an update monthly, AntuanLearning every 10 days. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Intergalactic Solar System | AntuanLearning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (25 ratings)](https://appshunter.io/ios/app/intergalactic-solar-system/id1505399254/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 355 MB | 19 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Intergalactic Education LLC](https://appshunter.io/developer/1364648815) | [Yunqin Chen](https://appshunter.io/developer/1808547124) |

## What reviewers say

### Intergalactic Solar System

[App page](https://appshunter.io/ios/app/intergalactic-solar-system/id1505399254)

Explore planets, moons, and countries in this space simulator mini-game. Learn astronomy and geography aligned with next-generation science standards. Discover the Milky Way galaxy and assess your knowledge through engaging gameplay.

**Highlights:** Planet and moon exploration, Country geography learning, Milky Way galaxy view, Common Core aligned curriculum, Proficiency assessment, Engaging gameplay levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access to Full Game | $3.99 | one-time |


### AntuanLearning

[App page](https://appshunter.io/ios/app/antuanlearning-wordsearch/id6773559658)

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

**In-app purchases:** none


## Frequently asked questions

### Is Intergalactic Solar System free?

Intergalactic Solar System is free to download, with in-app purchases available.

### Is AntuanLearning free?

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

### Do Intergalactic Solar System or AntuanLearning have ads?

Neither Intergalactic Solar System nor AntuanLearning shows ads.

### Which is updated more often, Intergalactic Solar System or AntuanLearning?

Intergalactic Solar System ships an update monthly, and AntuanLearning every 10 days. Most recently, Intergalactic Solar System was updated on October 9, 2026 and AntuanLearning on October 16, 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.*