# Space 4D+ vs Solar System Scope VR

The clearest difference is rating: Solar System Scope VR at 4.4 against Space 4D+'s 3.3. Space 4D+'s advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 39 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Solar System Scope VR sells 1 one-off in-app purchase. Space 4D+ asks for nothing beyond the download.

Solar System Scope VR holds the better App Store score, 4.4 against 3.3. Both are backed by a comparable volume of ratings — 49 and 29 respectively. Written reviews complicate that: 37% of Space 4D+'s written reviews are positive against 14% of Solar System Scope VR's, so the app with the better star average is not the one people write more warmly about.

Space 4D+ ships an update every 2 months, Solar System Scope VR every 39 months. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Space 4D+ | Solar System Scope VR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (49 ratings)](https://appshunter.io/ios/app/space-4d-plus/id1018109847/reviews) | **[4.4 (29 ratings)](https://appshunter.io/ios/app/solar-system-scope-vr/id1452362675/reviews)** |
| Number of ratings | **49** | 29 |
| Positive reviews | **36.8% of reviews** | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 39 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 300 MB | 154 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Octagon Studio Ltd](https://appshunter.io/developer/998405180) | [INOVE, s.r.o.](https://appshunter.io/developer/863969178) |

## What reviewers say

### Space 4D+

[App page](https://appshunter.io/ios/app/space-4d-plus/id1018109847)

Explore the wonders of space with augmented reality flashcards. This app brings planets, satellites, and space missions to life with interactive 3D models and informative facts. Experience space like never before, engaging for both children and adults.

**Highlights:** Augmented reality space exploration, Interactive 3D models of celestial bodies, Informative facts about planets and missions, Engaging for all ages, Scans printed space cards

**In-app purchases:** none


### Solar System Scope VR

[App page](https://appshunter.io/ios/app/solar-system-scope-vr/id1452362675)

Explore breathtaking destinations within our solar system in virtual reality. Experience the sensation of walking on the Moon or Mars, visit the ISS, and view the night sky from your exact location. Works with or without VR glasses.

**Highlights:** Virtual solar system exploration, Visit Moon and Mars landing sites, Explore the International Space Station (ISS), View night sky from current location, Works with VR glasses and phone screen, In development with new features planned

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Additional VR views / HQ Maps | $5.99 | one-time |


## Frequently asked questions

### Is Space 4D+ free?

Space 4D+ is free to download, with no in-app purchases.

### Is Solar System Scope VR free?

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

### Which has better reviews, Space 4D+ or Solar System Scope VR?

Solar System Scope VR is rated higher. Space 4D+ averages 3.3 out of 5 from 49 ratings, while Solar System Scope VR averages 4.4 from 29 ratings.

### Do Space 4D+ or Solar System Scope VR have ads?

Neither Space 4D+ nor Solar System Scope VR shows ads.

### Which is updated more often, Space 4D+ or Solar System Scope VR?

Space 4D+ ships an update every 2 months, and Solar System Scope VR every 39 months. Most recently, Space 4D+ was updated on October 23, 2026 and Solar System Scope VR on October 21, 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.*