# SolarSystem vs DIY Solar System

The clearest difference is rating: DIY Solar System at 4.5 against SolarSystem's 3.0. DIY Solar System also leads on ratings volume (16 vs 1). SolarSystem's advantage is update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DIY Solar System holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: DIY Solar System has 16 ratings behind it against 1, so its average is the more settled of the two.

SolarSystem ships an update monthly, DIY Solar System every 2 months. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | SolarSystem | DIY Solar System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/solarsystem/id1465214287/reviews) | **[4.5 (16 ratings)](https://appshunter.io/ios/app/diy-solar-system/id1644242890/reviews)** |
| Number of ratings | 1 | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 89 MB | 180 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hologram Co.,Ltd.](https://appshunter.io/developer/1142940135) | [The Lawrence Hall of Science](https://appshunter.io/developer/462994550) |

## What reviewers say

### SolarSystem

[App page](https://appshunter.io/ios/app/solarsystem/id1465214287)

Explore the solar system through immersive MR, VR, and AR experiences. Adjust settings for your device and preferred viewing mode to learn about planets and space.

**Highlights:** Mixed Reality (MR) mode, Virtual Reality (VR) mode, Augmented Reality (AR) mode, Adjustable screen size, Single eye/Dual eye mode, Inter-pupillary distance correction

**In-app purchases:** none


### DIY Solar System

[App page](https://appshunter.io/ios/app/diy-solar-system/id1644242890)

Explore the solar system with interactive activities and an augmented reality planet walk. Learn about space travel, design a moon base, and identify celestial objects. Developed by leading science institutions, this app makes learning about space engaging for families and educators.

**Highlights:** Interactive space activities, Augmented reality planet walk, Design a moon base, Grow a space garden, Control a Mars rover, In or Out space game, NASA imagery

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SolarSystem free?

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

### Is DIY Solar System free?

DIY Solar System is free to download, with no in-app purchases.

### Which has better reviews, SolarSystem or DIY Solar System?

DIY Solar System is rated higher. SolarSystem averages 3.0 out of 5 from 1 ratings, while DIY Solar System averages 4.5 from 16 ratings.

### Do SolarSystem or DIY Solar System have ads?

Neither SolarSystem nor DIY Solar System shows ads.

### Which is updated more often, SolarSystem or DIY Solar System?

SolarSystem ships an update monthly, and DIY Solar System every 2 months. Most recently, SolarSystem was updated on October 9, 2026 and DIY Solar System on October 13, 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.*