# Simulator X vs Universe Gravity Simulator 3D

The clearest difference is rating: Universe Gravity Simulator 3D at 4.0 against Simulator X's 3.0. Universe Gravity Simulator 3D also leads on ratings volume (142 vs 1) and review sentiment (43% vs 33%). Simulator X's advantage is in-app purchases (none vs 1) and iOS requirement (6.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. Universe Gravity Simulator 3D sells 1 one-off in-app purchase. Simulator X asks for nothing beyond the download.

Universe Gravity Simulator 3D holds the better App Store score, 4.0 against 3.0. That said, the two scores are not equally well evidenced: Universe Gravity Simulator 3D has 142 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of Simulator X's written reviews are positive against 43% of Universe Gravity Simulator 3D's.

## The numbers

| Metric | Simulator X | Universe Gravity Simulator 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/simulator-x-ray-joke/id1135384558/reviews) | **[4.0 (142 ratings)](https://appshunter.io/ios/app/universe-gravity-simulator-3d/id1613476121/reviews)** |
| Number of ratings | 1 | **142** |
| Positive reviews | 33.3% of reviews | **42.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 57 MB | 235 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Stepan Ivanov](https://appshunter.io/developer/1087749205) | [KUNHAR GAMES LTD](https://appshunter.io/developer/1613476123) |

## What reviewers say

### Simulator X

[App page](https://appshunter.io/ios/app/simulator-x-ray-joke/id1135384558)

This entertainment app simulates the experience of looking through objects with X-rays. It's designed for jokes and fun, allowing users to pretend to x-ray various items and people. The app is not a real X-ray tool and is safe for users.

**Highlights:** Simulated X-ray vision, Joke and entertainment focus, X-ray various objects and body parts, Safe for health, Designed for pranks

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

**In-app purchases:** none


### Universe Gravity Simulator 3D

[App page](https://appshunter.io/ios/app/universe-gravity-simulator-3d/id1613476121)

Explore and shape the cosmos in this 3D space simulator. Create galaxies, destroy planets, and engage in epic space battles. Experience realistic physics and stunning visuals as you journey through star realms.

**Highlights:** Realistic physics engine, Dynamic universe creation, Immersive 3D environments, Gravity simulation, Solar system exploration, Interplanetary collisions, Space combat missions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Simulator X free?

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

### Is Universe Gravity Simulator 3D free?

Universe Gravity Simulator 3D is free to download, with in-app purchases available.

### Which has better reviews, Simulator X or Universe Gravity Simulator 3D?

Universe Gravity Simulator 3D is rated higher. Simulator X averages 3.0 out of 5 from 1 ratings, while Universe Gravity Simulator 3D averages 4.0 from 142 ratings.

### Do Simulator X or Universe Gravity Simulator 3D have ads?

Neither Simulator X nor Universe Gravity Simulator 3D shows ads.

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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.*