# Gravity Machine vs Prism Pop

The clearest difference is price: Gravity Machine at $9.99 against Prism Pop's $14.99. Prism Pop's advantage is chart position (#200 vs unranked) and ratings volume (3 vs 1). On rating, update cadence, ads and in-app purchases there is nothing between them.

Gravity Machine costs $9.99 and Prism Pop $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Gravity Machine against 5.0 for Prism Pop. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Gravity Machine ships an update weekly, Prism Pop fortnightly. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Gravity Machine | Prism Pop |
| --- | --- | --- |
| Price | **$9.99** | $14.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gravity-machine/id6761209781/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/prism-pop-generative-synth/id6815442264/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Paid | Paid |
| Best chart rank | — | **#200** |
| Size | 13 MB | 15 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Touchmachines](https://appshunter.io/developer/1887356152) | [ANCIENT APPARATUS LLC](https://appshunter.io/developer/1895497156) |

## What reviewers say

### 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


### Prism Pop

[App page](https://appshunter.io/ios/app/prism-pop-generative-synth/id6815442264)

**Currently charting:** #200 Top Paid · Music (US App Store)

Create unique ambient soundscapes and musical textures with this generative synthesizer. Explore four distinct sound engines and integrate it into your favorite DAWs or use it standalone for instant musical discovery.

**Highlights:** Four generative DSP engines, AUv3 plugin compatibility, Standalone generative engine, Clean and focused interface, Low CPU overhead, Organic sound design

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Gravity Machine free?

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

### Is Prism Pop free?

Prism Pop costs $14.99, with no in-app purchases.

### Which has better reviews, Gravity Machine or Prism Pop?

Gravity Machine and Prism Pop are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Gravity Machine or Prism Pop have ads?

Neither Gravity Machine nor Prism Pop shows ads.

### Which is updated more often, Gravity Machine or Prism Pop?

Gravity Machine ships an update weekly, and Prism Pop fortnightly. Most recently, Gravity Machine was updated on November 7, 2026 and Prism Pop on November 6, 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.*