# SoundGrid vs GSDSP MMMm

The clearest difference is rating: GSDSP MMMm at 4.9 against SoundGrid's 3.9. GSDSP MMMm also leads on review sentiment (100% vs 69%) and update cadence (every 5 weeks vs every 3 months). SoundGrid's advantage is iOS requirement (9.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

GSDSP MMMm holds the better App Store score, 4.9 against 3.9. Both are backed by a comparable volume of ratings — 30 and 16 respectively. Written reviews point the same way: 69% of SoundGrid's written reviews are positive against 100% of GSDSP MMMm's.

SoundGrid ships an update every 3 months, GSDSP MMMm every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SoundGrid | GSDSP MMMm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (30 ratings)](https://appshunter.io/ios/app/soundgrid/id316521221/reviews) | **[4.9 (16 ratings)](https://appshunter.io/ios/app/gsdsp-mmmm/id6450306205/reviews)** |
| Number of ratings | **30** | 16 |
| Positive reviews | 68.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 38 MB | 44 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MIFKI PTY LTD](https://appshunter.io/developer/316521224) | [Gustav Scholda](https://appshunter.io/developer/1642323227) |

## What reviewers say

### SoundGrid

[App page](https://appshunter.io/ios/app/soundgrid/id316521221)

Create melodies and unique compositions with a powerful matrix sequencer. Easily share your music, browse creations from others, and record your performances. Offers advanced features for experienced users and is simple enough for beginners.

**Highlights:** Matrix sequencer with up to eight 16x16 layers, Song Mode for automatic pattern playback, Live Play Mode for performances, Draw mode for multi-touch sound manipulation, Over 20 high-quality stereo sample instruments, Real-time sound effects, Share, browse, download, and rate user creations

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

**In-app purchases:** none


### 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, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SoundGrid free?

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

### Is GSDSP MMMm free?

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

### Which has better reviews, SoundGrid or GSDSP MMMm?

GSDSP MMMm is rated higher. SoundGrid averages 3.9 out of 5 from 30 ratings, while GSDSP MMMm averages 4.9 from 16 ratings.

### Do SoundGrid or GSDSP MMMm have ads?

Neither SoundGrid nor GSDSP MMMm shows ads.

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

SoundGrid ships an update every 3 months, and GSDSP MMMm every 5 weeks. Most recently, SoundGrid was updated on October 24, 2026 and GSDSP MMMm on October 27, 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.*