# Mars Perseverance 3D Simulator vs Protocell Defender

The clearest difference is ads: Protocell Defender at none against Mars Perseverance 3D Simulator's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Mars Perseverance 3D Simulator | Protocell Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (178 ratings)](https://appshunter.io/ios/app/mars-perseverance-3d-simulator/id1569535062/reviews)** | — |
| Number of ratings | **178** | — |
| Positive reviews | 59.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 66 months | — |
| Monetization | Ad-supported | — |
| Size | 219 MB | 66 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Renzo Macedo](https://appshunter.io/developer/1403943580) | [Pierre-Julien AVRIL](https://appshunter.io/developer/1877804000) |

## What reviewers say

### Mars Perseverance 3D Simulator

[App page](https://appshunter.io/ios/app/mars-perseverance-3d-simulator/id1569535062)

Experience the Mars Perseverance rover's landing and exploration. Pilot the rover across the Martian surface and fly the Ingenuity drone in this realistic space simulator.

**Highlights:** Relive Perseverance rover's Mars arrival, Enter Martian atmosphere and land, Pilot the rover on the surface, Fly the Ingenuity drone, Based on real NASA mission

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

**In-app purchases:** none


### Protocell Defender

[App page](https://appshunter.io/ios/app/protocell-defender/id6767057378)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mars Perseverance 3D Simulator free?

Mars Perseverance 3D Simulator is free to download, with no in-app purchases.

### Is Protocell Defender free?

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

### Do Mars Perseverance 3D Simulator or Protocell Defender have ads?

Mars Perseverance 3D Simulator shows ads; Protocell Defender does not.

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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.*