# Gravity! vs gravity detector

The clearest difference is rating: gravity detector at 5.0 against Gravity!'s 3.9. gravity detector also leads on in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.6). Gravity!'s advantage is ratings volume (18 vs 2). On price, ads and device support there is nothing between them.

Both are free to download. Gravity! sells 1 one-off in-app purchase. gravity detector asks for nothing beyond the download.

gravity detector holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Gravity! has 18 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Gravity! | gravity detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (18 ratings)](https://appshunter.io/ios/app/gravity/id738871919/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gravity-detector/id1480160202/reviews)** |
| Number of ratings | **18** | 2 |
| Positive reviews | 73.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 18 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marc Davis](https://appshunter.io/developer/1010892850) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### Gravity!

[App page](https://appshunter.io/ios/app/gravity/id738871919)

Simulate the forces of gravity by flinging particles and observing their interactions. Create celestial bodies like planets and black holes, and customize their properties. Explore vast cosmic simulations with intuitive zoom and pan controls.

**Highlights:** Gravity simulation, Particle interaction, Create solar systems, Add black holes, Adjust particle properties, Zoom and pan controls

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gravity! Extended Edition | $0.99 | one-time |


### gravity detector

[App page](https://appshunter.io/ios/app/gravity-detector/id1480160202)

Measure the G-force experienced in elevators or planes and compare it to planetary gravity. Record environmental photos, videos, and coordinates to save for later reference, and view G-values on a map.

**Highlights:** Measure G-force in real-time, Compare G-force to planetary gravity, Record environmental photos and videos, Save location coordinates, View G-values on a map

**In-app purchases:** none


## Frequently asked questions

### Is Gravity! free?

Gravity! is free to download, with in-app purchases available.

### Is gravity detector free?

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

### Which has better reviews, Gravity! or gravity detector?

gravity detector is rated higher. Gravity! averages 3.9 out of 5 from 18 ratings, while gravity detector averages 5.0 from 2 ratings.

### Do Gravity! or gravity detector have ads?

Neither Gravity! nor gravity detector shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*