# GSDSP MMMm vs Cantoria

The clearest difference is update cadence: Cantoria at every 4 days against GSDSP MMMm's every 6 weeks. On price, rating, review sentiment and ratings volume 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 — 4.9 for GSDSP MMMm against 4.8 for Cantoria. Both are backed by a comparable volume of ratings — 14 and 23 respectively. Written reviews are what separate them: 100% of GSDSP MMMm's written reviews are positive against 94% of Cantoria's.

GSDSP MMMm ships an update every 6 weeks, Cantoria every 4 days. The most recent releases landed on September 11, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | GSDSP MMMm | Cantoria |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (14 ratings)](https://appshunter.io/ios/app/gsdsp-mmmm/id6450306205/reviews)** | [4.8 (23 ratings)](https://appshunter.io/ios/app/cantoria/id6468679668/reviews) |
| Number of ratings | 14 | **23** |
| Positive reviews | **100.0% 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 | 44 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 MMMm

[App page](https://appshunter.io/ios/app/gsdsp-mmmm/id6450306205)

This app provides a powerful MIDI modulation engine to control various plugins, hardware, and instruments. It offers a range of modulation sources like LFOs and random generators, and includes a dedicated performance skin for live use. It's a MIDI-only FX version for hosts requiring pure MIDI processing.

**Highlights:** MIDI CC control for plugins and hardware, LFO, Random, Envelope Follower modulators, XY pads for modulation, Dedicated Performance Skin for live use, AUv3 MIDI FX plugin, Desktop versions available

**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 MMMm free?

GSDSP MMMm 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 MMMm or Cantoria?

GSDSP MMMm is rated higher. GSDSP MMMm averages 4.9 out of 5 from 14 ratings, while Cantoria averages 4.8 from 23 ratings.

### Do GSDSP MMMm or Cantoria have ads?

Neither GSDSP MMMm nor Cantoria shows ads.

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

GSDSP MMMm ships an update every 6 weeks, and Cantoria every 4 days. Most recently, GSDSP MMMm was updated on September 11, 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.*