# Intergalactic Solar System vs Space. Cards for children.

The clearest difference is rating: Intergalactic Solar System at 4.0 against Space. Cards for children.'s 2.8. Intergalactic Solar System also leads on review sentiment (70% vs 50%) and ratings volume (25 vs 5). Space. Cards for children.'s advantage is update cadence (every 2 weeks vs monthly) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Intergalactic Solar System sells 1 one-off in-app purchase and Space. Cards for children. sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Intergalactic Solar System holds the better App Store score, 4.0 against 2.8. That said, the two scores are not equally well evidenced: Intergalactic Solar System has 25 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 70% of Intergalactic Solar System's written reviews are positive against 50% of Space. Cards for children.'s.

Intergalactic Solar System ships an update monthly, Space. Cards for children. every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Intergalactic Solar System | Space. Cards for children. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (25 ratings)](https://appshunter.io/ios/app/intergalactic-solar-system/id1505399254/reviews)** | [2.8 (5 ratings)](https://appshunter.io/ios/app/space-cards-for-children/id1548942593/reviews) |
| Number of ratings | **25** | 5 |
| Positive reviews | **70.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 355 MB | 74 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intergalactic Education LLC](https://appshunter.io/developer/1364648815) | [Sergei Shpygar](https://appshunter.io/developer/866778152) |

## 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 |


### Space. Cards for children.

[App page](https://appshunter.io/ios/app/space-cards-for-children/id1548942593)

Explore the universe with this educational app for children. It introduces young minds to planets, stars, constellations, and space technology, fostering curiosity and cognitive development.

**Highlights:** Introduction to the Universe, Learn about planets and solar system, Discover stars and constellations, Acquaintance with space technology, Develops memory and logic

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Space technology | $0.99 | one-time |
| Constellations | $0.99 | one-time |
| Astronomical objects | $0.99 | one-time |
| Stellar classification | $0.99 | one-time |
| All space cards | $1.99 | one-time |


## Frequently asked questions

### Is Intergalactic Solar System free?

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

### Is Space. Cards for children. free?

Space. Cards for children. is free to download, with in-app purchases available.

### Which has better reviews, Intergalactic Solar System or Space. Cards for children.?

Intergalactic Solar System is rated higher. Intergalactic Solar System averages 4.0 out of 5 from 25 ratings, while Space. Cards for children. averages 2.8 from 5 ratings.

### Do Intergalactic Solar System or Space. Cards for children. have ads?

Neither Intergalactic Solar System nor Space. Cards for children. shows ads.

### Which is updated more often, Intergalactic Solar System or Space. Cards for children.?

Intergalactic Solar System ships an update monthly, and Space. Cards for children. every 2 weeks. Most recently, Intergalactic Solar System was updated on November 3, 2026 and Space. Cards for children. on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*