# NoiseFace vs Gravity Machine

The clearest difference is rating: Gravity Machine at 5.0 against NoiseFace's 4.6. NoiseFace's advantage is price ($4.99 vs $9.99) and ratings volume (9 vs 1). On ads, in-app purchases, monetization model and device support there is nothing between them.

NoiseFace costs $4.99 and Gravity Machine $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Gravity Machine holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: NoiseFace has 9 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | NoiseFace | Gravity Machine |
| --- | --- | --- |
| Price | **$4.99** | $9.99 |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/noiseface/id6754266069/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gravity-machine/id6761209781/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Paid | Paid |
| Size | 2 MB | 13 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Johanna Quiceno](https://appshunter.io/developer/1825279663) | [Touchmachines](https://appshunter.io/developer/1887356152) |

## What reviewers say

### NoiseFace

[App page](https://appshunter.io/ios/app/noiseface/id6754266069)

Discover, mix, and visualize various noise colors with an adorable animated character. Adjust individual noise levels, save custom mixes, and enjoy a unique visual representation of sound. Perfect for focus, sleep, and relaxation.

**Highlights:** 12 Noise Colors, Visual Waveforms, Individual Control, Save Presets, Adorable Character, Drag to Delete Presets, Modulation Mode

**In-app purchases:** none


### Gravity Machine

[App page](https://appshunter.io/ios/app/gravity-machine/id6761209781)

Create music by manipulating a miniature solar system. Fling orbs that bounce off walls, generating notes based on physics and chosen scales. Customize worlds, sounds, and tunings for unique generative compositions.

**Highlights:** Generative music creation, Physics-based orb interactions, Customizable scales and tunings, Multiple world shapes, AUv3 and standalone modes, MIDI output

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NoiseFace free?

NoiseFace costs $4.99, with no in-app purchases.

### Is Gravity Machine free?

Gravity Machine costs $9.99, with no in-app purchases.

### Which has better reviews, NoiseFace or Gravity Machine?

Gravity Machine is rated higher. NoiseFace averages 4.6 out of 5 from 9 ratings, while Gravity Machine averages 5.0 from 1 ratings.

### Do NoiseFace or Gravity Machine have ads?

Neither NoiseFace nor Gravity Machine 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.*