# Interactive Minds Solar System vs Intergalactic Solar System

The clearest difference is price: Intergalactic Solar System at Free against Interactive Minds Solar System's $2.99. Intergalactic Solar System also leads on ratings volume (25 vs 6) and device support (3 vs 1). Interactive Minds Solar System's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 1). On review sentiment, update cadence and ads there is nothing between them.

Intergalactic Solar System is free to download; Interactive Minds Solar System costs $2.99 up front. Intergalactic Solar System sells 1 one-off in-app purchase. Interactive Minds Solar System asks for nothing beyond the download.

Interactive Minds Solar System holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 25 respectively. Written reviews split almost evenly too, at 70% and 70% positive.

Interactive Minds Solar System ships an update every 2 months, Intergalactic Solar System monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Interactive Minds Solar System | Intergalactic Solar System |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/interactive-minds-solar-system/id578659268/reviews)** | [4.0 (25 ratings)](https://appshunter.io/ios/app/intergalactic-solar-system/id1505399254/reviews) |
| Number of ratings | 6 | **25** |
| Positive reviews | **70.4% of reviews** | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 126 MB | 355 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vosonos LLC](https://appshunter.io/developer/578659631) | [Intergalactic Education LLC](https://appshunter.io/developer/1364648815) |

## What reviewers say

### Interactive Minds Solar System

[App page](https://appshunter.io/ios/app/interactive-minds-solar-system/id578659268)

Explore the Solar System with an interactive science book designed for young learners. Features engaging 3D simulations, striking visuals, and fascinating facts to make learning about space fun and educational for kids at home or in the classroom.

**Highlights:** Interactive 3D simulations, Visual size comparisons of celestial bodies, Demonstrates planetary orbits and speeds, Explains planetary tilt, rotation, day/night cycles, and seasons, Shows Solar System scale and distances, Compares gravity on different celestial bodies, Covers Milky Way, Sun, planets, moons, dwarf planets, and more

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Interactive Minds Solar System free?

Interactive Minds Solar System costs $2.99, with no in-app purchases.

### Is Intergalactic Solar System free?

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

### Which has better reviews, Interactive Minds Solar System or Intergalactic Solar System?

Interactive Minds Solar System is rated higher. Interactive Minds Solar System averages 5.0 out of 5 from 6 ratings, while Intergalactic Solar System averages 4.0 from 25 ratings.

### Do Interactive Minds Solar System or Intergalactic Solar System have ads?

Neither Interactive Minds Solar System nor Intergalactic Solar System shows ads.

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

Interactive Minds Solar System ships an update every 2 months, and Intergalactic Solar System monthly. Most recently, Interactive Minds Solar System was updated on November 1, 2026 and Intergalactic Solar System on November 3, 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.*