# Solar System vs BlackHolesHD

The clearest difference is rating: Solar System at 4.0 against BlackHolesHD's 3.4. Solar System also leads on review sentiment (38% vs 27%). BlackHolesHD's advantage is in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

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

Solar System holds the better App Store score, 4.0 against 3.4. Both are backed by a comparable volume of ratings — 25 and 38 respectively. Written reviews point the same way: 38% of Solar System's written reviews are positive against 27% of BlackHolesHD's.

## The numbers

| Metric | Solar System | BlackHolesHD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (25 ratings)](https://appshunter.io/ios/app/solar-system-hd/id848032263/reviews)** | [3.4 (38 ratings)](https://appshunter.io/ios/app/blackholeshd/id1491124772/reviews) |
| Number of ratings | 25 | **38** |
| Positive reviews | **37.5% of reviews** | 27.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 14 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 52 MB | 37 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Magicbox Animation Private limited](https://appshunter.io/developer/726115662) | [Francois PIEDNOEL](https://appshunter.io/developer/1044169697) |

## What reviewers say

### Solar System

[App page](https://appshunter.io/ios/app/solar-system-hd/id848032263)

Explore our solar system with detailed descriptions of the Sun, planets, and moon. Enjoy quality audio and comprehensive information to quickly grasp essential astronomical facts.

**Highlights:** Full solar system model, Detailed object descriptions, High-quality audio, Comprehensive astronomical information

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solar System | $0.99 | one-time |


### BlackHolesHD

[App page](https://appshunter.io/ios/app/blackholeshd/id1491124772)

Experience a realistic simulation of a black hole with smooth, high-fidelity animation. This educational tool brings the fascinating physics of celestial bodies directly to your device.

**Highlights:** Realistic black hole simulation, Smooth animation, High-fidelity rendering, Educational tool, Pocket-sized celestial physics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solar System free?

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

### Is BlackHolesHD free?

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

### Which has better reviews, Solar System or BlackHolesHD?

Solar System is rated higher. Solar System averages 4.0 out of 5 from 25 ratings, while BlackHolesHD averages 3.4 from 38 ratings.

### Do Solar System or BlackHolesHD have ads?

Neither Solar System nor BlackHolesHD shows ads.

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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.*