# Mars Walk vs Solar System Scope VR

The clearest difference is review sentiment: Mars Walk at 71% against Solar System Scope VR's 14%. Mars Walk also leads on in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 39 months). Solar System Scope VR's advantage is rating (4.4 vs 3.9). 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. Mars Walk asks for nothing beyond the download.

Solar System Scope VR holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 34 and 28 respectively. Written reviews complicate that: 71% of Mars Walk'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.

Mars Walk ships an update every 2 weeks, Solar System Scope VR every 39 months. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Mars Walk | Solar System Scope VR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (34 ratings)](https://appshunter.io/ios/app/mars-walk/id1192328042/reviews) | **[4.4 (28 ratings)](https://appshunter.io/ios/app/solar-system-scope-vr/id1452362675/reviews)** |
| Number of ratings | **34** | 28 |
| Positive reviews | **70.8% of reviews** | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 39 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 732 MB | 154 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lockheed Martin](https://appshunter.io/developer/400687539) | [INOVE, s.r.o.](https://appshunter.io/developer/863969178) |

## What reviewers say

### Mars Walk

[App page](https://appshunter.io/ios/app/mars-walk/id1192328042)

Embark on an interactive virtual reality tour of the red planet using your smartphone. Explore famous landing sites, witness Martian phenomena like dust storms, and observe scientific missions in action. This educational adventure brings the wonders of Mars directly to you.

**Highlights:** Explore Mars landing sites (InSight, Viking, Curiosity), Experience Martian dust storms, Observe InSight's data gathering, Visit Viking landers, Follow Curiosity's sample collection

**Features:** macOS Compatibility

**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 Mars Walk free?

Mars Walk 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, Mars Walk or Solar System Scope VR?

Solar System Scope VR is rated higher. Mars Walk averages 3.9 out of 5 from 34 ratings, while Solar System Scope VR averages 4.4 from 28 ratings.

### Do Mars Walk or Solar System Scope VR have ads?

Neither Mars Walk nor Solar System Scope VR shows ads.

### Which is updated more often, Mars Walk or Solar System Scope VR?

Mars Walk ships an update every 2 weeks, and Solar System Scope VR every 39 months. Most recently, Mars Walk was updated on October 13, 2026 and Solar System Scope VR on September 30, 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.*