# Mars vs GlobeViewer Mars PRO

The clearest difference is price: Mars at Free against GlobeViewer Mars PRO's $13.99. GlobeViewer Mars PRO's advantage is ads (none vs shown) and update cadence (every 3 months vs every 32 months). On in-app purchases there is nothing between them.

Mars is free to download; GlobeViewer Mars PRO costs $13.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mars ships an update every 32 months, GlobeViewer Mars PRO every 3 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Mars | GlobeViewer Mars PRO |
| --- | --- | --- |
| Price | **Free** | $13.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 32 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 108 MB | 142 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [RAB-Software](https://appshunter.io/developer/543575684) |

## What reviewers say

### Mars

[App page](https://appshunter.io/ios/app/mars-curiosity/id1549319225)

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

**In-app purchases:** none


### GlobeViewer Mars PRO

[App page](https://appshunter.io/ios/app/globeviewer-mars-pro/id1638102764)

Explore Mars in 3D with an interactive globe featuring all official surface designations. Zoom into high-resolution local maps for detailed views of craters and mountains. Track rover and helicopter movements with an integrated mission log.

**Highlights:** Interactive 3D Mars globe, High-resolution local maps, Official surface feature designations, Mission log since 1960, Rover and helicopter tracking, Photogrammetry detailed views, 18 language support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mars free?

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

### Is GlobeViewer Mars PRO free?

GlobeViewer Mars PRO costs $13.99, with no in-app purchases.

### Do Mars or GlobeViewer Mars PRO have ads?

Mars shows ads; GlobeViewer Mars PRO does not.

### Which is updated more often, Mars or GlobeViewer Mars PRO?

Mars ships an update every 32 months, and GlobeViewer Mars PRO every 3 months. Most recently, Mars was updated on September 11, 2026 and GlobeViewer Mars PRO on September 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.*