# Gradatone vs MNTRP

The clearest difference is price: Gradatone at Free against MNTRP's $6.99. Gradatone also leads on iOS requirement (15.0 vs 18.0). MNTRP's advantage is update cadence (every 4 weeks vs every 5 months) and chart position (#102 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Gradatone is free to download; MNTRP costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Gradatone ships an update every 5 months, MNTRP every 4 weeks. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Gradatone | MNTRP |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mntrp-drone-synth/id6800424988/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 weeks** |
| Monetization | — | Paid |
| Best chart rank | — | **#102** |
| Size | 6 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TOMIHIDE OTA](https://appshunter.io/developer/1796389332) | [LASZLO DOBROVOLSZKI](https://appshunter.io/developer/6779159106) |

## What reviewers say

### Gradatone

[App page](https://appshunter.io/ios/app/gradatone/id6772448588)

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

**In-app purchases:** none


### MNTRP

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

**Currently charting:** #102 Top Paid · Music (US App Store)

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 Gradatone free?

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

### Is MNTRP free?

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

### Do Gradatone or MNTRP have ads?

Neither Gradatone nor MNTRP shows ads.

### Which is updated more often, Gradatone or MNTRP?

Gradatone ships an update every 5 months, and MNTRP every 4 weeks. Most recently, Gradatone 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.*