# GSDSP MMM vs Cantoria

The clearest difference is update cadence: Cantoria at every 4 days against GSDSP MMM's every 6 weeks. Cantoria also leads on review sentiment (94% vs 75%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for GSDSP MMM against 4.8 for Cantoria. Both are backed by a comparable volume of ratings — 34 and 23 respectively. Written reviews are what separate them: 75% of GSDSP MMM's written reviews are positive against 94% of Cantoria's.

GSDSP MMM ships an update every 6 weeks, Cantoria every 4 days. The most recent releases landed on August 21, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | GSDSP MMM | Cantoria |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (34 ratings)](https://appshunter.io/ios/app/gsdsp-mmm/id6443846329/reviews)** | [4.8 (23 ratings)](https://appshunter.io/ios/app/cantoria/id6468679668/reviews) |
| Number of ratings | **34** | 23 |
| Positive reviews | 75.0% of reviews | **93.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free | Free |
| Size | 65 MB | 23 MB |
| Requires iOS | 12.0 | **11** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gustav Scholda](https://appshunter.io/developer/1642323227) | [Genuine Soundware](https://appshunter.io/developer/1560880481) |

## What reviewers say

### GSDSP MMM

[App page](https://appshunter.io/ios/app/gsdsp-mmm/id6443846329)

This app offers a robust MIDI modulation engine for controlling various instruments and plugins. It allows users to create dynamic audio with LFOs, random sources, and more, featuring a performance-focused interface for live use.

**Highlights:** MIDI CC control for plugins and hardware, LFOs, random sources, and envelope followers, Audio-based modulation capabilities, Dedicated Performance Skin for live use, AUv3 audio effect plugin, Desktop versions for Windows and macOS

**Features:** macOS Compatibility

**In-app purchases:** none


### Cantoria

[App page](https://appshunter.io/ios/app/cantoria/id6468679668)

This app is a virtual pipe organ that uses physical modeling and additive synthesis to emulate a Baroque-style instrument. It offers a dynamic sound range, expression pedal control, and built-in effects, functioning as both a standalone application and an audio plugin.

**Highlights:** Physical modeling engine (no samples), Full polyphony (61 notes, 776 pipes), 9 organ stops, 3 couplers, Tremulant motor, Swell pedal, Built-in stereo reverb

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

**In-app purchases:** none


## Frequently asked questions

### Is GSDSP MMM free?

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

### Is Cantoria free?

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

### Which has better reviews, GSDSP MMM or Cantoria?

GSDSP MMM is rated higher. GSDSP MMM averages 4.8 out of 5 from 34 ratings, while Cantoria averages 4.8 from 23 ratings.

### Do GSDSP MMM or Cantoria have ads?

Neither GSDSP MMM nor Cantoria shows ads.

### Which is updated more often, GSDSP MMM or Cantoria?

GSDSP MMM ships an update every 6 weeks, and Cantoria every 4 days. Most recently, GSDSP MMM was updated on August 21, 2026 and Cantoria on August 26, 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.*