# Gravity Machine vs MNTRP

The clearest difference is update cadence: Gravity Machine at weekly against MNTRP's every 4 weeks. Gravity Machine also leads on iOS requirement (15.0 vs 18.0). MNTRP's advantage is price ($6.99 vs $9.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Gravity Machine costs $9.99 and MNTRP $6.99 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 MNTRP. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Gravity Machine ships an update weekly, MNTRP every 4 weeks. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Gravity Machine | MNTRP |
| --- | --- | --- |
| Price | $9.99 | **$6.99** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gravity-machine/id6761209781/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/mntrp-drone-synth/id6800424988/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Paid | Paid |
| Size | 13 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Touchmachines](https://appshunter.io/developer/1887356152) | [LASZLO DOBROVOLSZKI](https://appshunter.io/developer/6779159106) |

## 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


### MNTRP

[App page](https://appshunter.io/ios/app/mntrp-drone-synth/id6800424988)

This app offers a unique drone instrument experience where sound is generated by a spaceship's position on a journey. Explore five distinct synthesis stages and control sound parameters through intuitive gestures and automation. It functions as both an AUv3 instrument and effect for music production hosts.

**Highlights:** Spaceship trajectory sound generation, Five distinct synthesis stages, Continuous morphing between stages, Gesture-based control, Knob automation with saved trips, 3D cockpit view, AUv3 instrument and effect

**Features:** macOS Compatibility, 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 MNTRP free?

MNTRP costs $6.99, with no in-app purchases.

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

Gravity Machine and MNTRP are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Gravity Machine or MNTRP have ads?

Neither Gravity Machine nor MNTRP shows ads.

### Which is updated more often, Gravity Machine or MNTRP?

Gravity Machine ships an update weekly, and MNTRP every 4 weeks. Most recently, Gravity Machine was updated on October 31, 2026 and MNTRP on November 1, 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.*