# Mars Perseverance 3D Simulator vs 3,2,1 Launch!

The clearest difference is rating: 3,2,1 Launch! at 5.0 against Mars Perseverance 3D Simulator's 4.0. 3,2,1 Launch! also leads on review sentiment (100% vs 59%) and ads (none vs shown). Mars Perseverance 3D Simulator's advantage is ratings volume (178 vs 4). 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.

3,2,1 Launch! holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Mars Perseverance 3D Simulator has 178 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 59% of Mars Perseverance 3D Simulator's written reviews are positive against 100% of 3,2,1 Launch!'s.

Mars Perseverance 3D Simulator ships an update every 66 months, 3,2,1 Launch! every 13 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Mars Perseverance 3D Simulator | 3,2,1 Launch! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (178 ratings)](https://appshunter.io/ios/app/mars-perseverance-3d-simulator/id1569535062/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/321-launch/id6471444553/reviews)** |
| Number of ratings | **178** | 4 |
| Positive reviews | 59.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 66 months | **Every 13 months** |
| Monetization | Ad-supported | **Free** |
| Size | 219 MB | 1008 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Renzo Macedo](https://appshunter.io/developer/1403943580) | [NASA](https://appshunter.io/developer/355542146) |

## 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


### 3,2,1 Launch!

[App page](https://appshunter.io/ios/app/321-launch/id6471444553)

Experience the journey of a spacecraft from selection to launch. This game features 8 mini-games that educate players on the engineering and processes involved in sending a spacecraft into orbit.

**Highlights:** Rocket and spacecraft matching, Engineering analysis, Spacecraft cleaning, Rocket assembly, Fueling process, Orbit targeting

**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 3,2,1 Launch! free?

3,2,1 Launch! is free to download, with no in-app purchases.

### Which has better reviews, Mars Perseverance 3D Simulator or 3,2,1 Launch!?

3,2,1 Launch! is rated higher. Mars Perseverance 3D Simulator averages 4.0 out of 5 from 178 ratings, while 3,2,1 Launch! averages 5.0 from 4 ratings.

### Do Mars Perseverance 3D Simulator or 3,2,1 Launch! have ads?

Mars Perseverance 3D Simulator shows ads; 3,2,1 Launch! does not.

### Which is updated more often, Mars Perseverance 3D Simulator or 3,2,1 Launch!?

Mars Perseverance 3D Simulator ships an update every 66 months, and 3,2,1 Launch! every 13 months. Most recently, Mars Perseverance 3D Simulator was updated on November 3, 2026 and 3,2,1 Launch! on November 5, 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.*