# Solar System Scope vs ESA aeolus

The clearest difference is in-app purchases: ESA aeolus at none against Solar System Scope's 1. ESA aeolus also leads on iOS requirement (10.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Solar System Scope | ESA aeolus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (882 ratings)](https://appshunter.io/ios/app/solar-system-scope/id863969175/reviews)** | — |
| Number of ratings | **882** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 154 MB | 152 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INOVE, s.r.o.](https://appshunter.io/developer/863969178) | [ESA - European Space Agency](https://appshunter.io/developer/429660009) |

## What reviewers say

### Solar System Scope

[App page](https://appshunter.io/ios/app/solar-system-scope/id863969175)

Explore and discover the solar system and outer space with realistic 3D visualizations and detailed celestial simulations. This app offers an educational and engaging experience for all ages, featuring a comprehensive encyclopedia and a night sky observatory.

**Highlights:** 3D Encyclopedia of celestial bodies, Realistic 3D visualizations, Night sky observatory with time simulation, Accurate orbital parameter calculations, High-quality planetary and moon maps, Multilingual support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HQ Textures / No Ads | $5.99 | one-time |

**What reviewers like**

- 🚀 Amazing app
- 👍 Great for learning about space
- 🌟 Beautifully created
- 🔭 Realistic and detailed
- 🎓 Excellent for education

**What reviewers complain about**

- 🐛 Crashes frequently
- 🔀 Orientation issues
- 🔒 Upgrade required for full functionality
- 🕰️ Difficulty pinpointing specific dates

**Reported bugs**

- Crashes when dragging Jupiter
- Upside-down orientation on tablets
- Unable to restore purchases
- Freezes and crashes on launch

**Requested features**

- Add more celestial bodies (Messier objects, Planet 9/10, black holes, etc.)
- Enable exploration of other galaxies and deep space objects
- Improve telescope/zoom functionality
- Add more moons and irregular satellites
- Implement continental drift and solar system evolution


### ESA aeolus

[App page](https://appshunter.io/ios/app/esa-aeolus/id1584780880)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar System Scope free?

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

### Is ESA aeolus free?

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

### Do Solar System Scope or ESA aeolus have ads?

Neither Solar System Scope nor ESA aeolus shows ads.

### Which is updated more often, Solar System Scope or ESA aeolus?

Solar System Scope ships an update every 4 months, and ESA aeolus every 4 months. Most recently, Solar System Scope was updated on October 12, 2026 and ESA aeolus on October 2, 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.*