# Intergalactic Solar System vs Solar Explorer 3D

Intergalactic Solar System and Solar Explorer 3D both sit at 4.0 stars, but that hides the real split: 70% of Intergalactic Solar System's written reviews are positive against 50% of Solar Explorer 3D's. Intergalactic Solar System also leads on iOS requirement (13.0 vs 16.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Intergalactic Solar System sells 1 one-off in-app purchase and Solar Explorer 3D sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.0 for Intergalactic Solar System against 4.1 for Solar Explorer 3D. Both are backed by a comparable volume of ratings — 25 and 22 respectively. Written reviews are what separate them: 70% of Intergalactic Solar System's written reviews are positive against 50% of Solar Explorer 3D's.

Intergalactic Solar System ships an update monthly, Solar Explorer 3D every 2 weeks. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Intergalactic Solar System | Solar Explorer 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (25 ratings)](https://appshunter.io/ios/app/intergalactic-solar-system/id1505399254/reviews) | **[4.1 (22 ratings)](https://appshunter.io/ios/app/solar-explorer-3d/id6752232739/reviews)** |
| Number of ratings | **25** | 22 |
| 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 | 835 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Intergalactic Education LLC](https://appshunter.io/developer/1364648815) | [Shenzhen Qizhuan Technology Co., Ltd.](https://appshunter.io/developer/1838373818) |

## 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 |


### Solar Explorer 3D

[App page](https://appshunter.io/ios/app/solar-explorer-3d/id6752232739)

Explore the cosmos with a realistic 3D simulation of the Solar System. Witness celestial bodies, spacecraft, and their movements with detailed surface views and mission replays. Ideal for astronomy enthusiasts and educators.

**Highlights:** Realistic 3D Solar System simulation, Detailed celestial body and spacecraft models, Surface exploration and landing views, Time acceleration for observing motion, Mission replay functionality, Real-time astronomical data display

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Edition | $3.99 | one-time |


## Frequently asked questions

### Is Intergalactic Solar System free?

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

### Is Solar Explorer 3D free?

Solar Explorer 3D is free to download, with in-app purchases available.

### Which has better reviews, Intergalactic Solar System or Solar Explorer 3D?

Solar Explorer 3D is rated higher. Intergalactic Solar System averages 4.0 out of 5 from 25 ratings, while Solar Explorer 3D averages 4.1 from 22 ratings.

### Do Intergalactic Solar System or Solar Explorer 3D have ads?

Neither Intergalactic Solar System nor Solar Explorer 3D shows ads.

### Which is updated more often, Intergalactic Solar System or Solar Explorer 3D?

Intergalactic Solar System ships an update monthly, and Solar Explorer 3D every 2 weeks. Most recently, Intergalactic Solar System was updated on September 22, 2026 and Solar Explorer 3D on September 20, 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.*