# DR.Orbit vs Solar System Scope

The clearest difference is review sentiment: Solar System Scope at 76% against DR.Orbit's 0%. Solar System Scope also leads on rating (4.4 vs 2.0) and ratings volume (882 vs 1). DR.Orbit's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 4 months). On price and ads there is nothing between them.

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

Solar System Scope holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: Solar System Scope has 882 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of DR.Orbit's written reviews are positive against 76% of Solar System Scope's.

DR.Orbit ships an update weekly, Solar System Scope every 4 months. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | DR.Orbit | Solar System Scope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/drorbit/id697764304/reviews) | **[4.4 (882 ratings)](https://appshunter.io/ios/app/solar-system-scope/id863969175/reviews)** |
| Number of ratings | 1 | **882** |
| Positive reviews | 0.0% of reviews | **76.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 154 MB |
| Requires iOS | **9.1** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Roth](https://appshunter.io/developer/356650850) | [INOVE, s.r.o.](https://appshunter.io/developer/863969178) |

## What reviewers say

### DR.Orbit

[App page](https://appshunter.io/ios/app/drorbit/id697764304)

Explore orbital mechanics by simulating how masses orbit a central gravitational pull. Use your finger to guide a mass into a stable orbit, with options for visual effects and device-based control.

**Highlights:** Simulate orbital mechanics, Guide masses into stable orbits, Adjust trajectory with finger input, Introduce simulated drag, Enable visual enhancements, Control movement via device tilt

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DR.Orbit free?

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

### Is Solar System Scope free?

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

### Which has better reviews, DR.Orbit or Solar System Scope?

Solar System Scope is rated higher. DR.Orbit averages 2.0 out of 5 from 1 ratings, while Solar System Scope averages 4.4 from 882 ratings.

### Do DR.Orbit or Solar System Scope have ads?

Neither DR.Orbit nor Solar System Scope shows ads.

### Which is updated more often, DR.Orbit or Solar System Scope?

DR.Orbit ships an update weekly, and Solar System Scope every 4 months. Most recently, DR.Orbit was updated on October 7, 2026 and Solar System Scope on October 9, 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.*