Skoog Skratch vs GSDSP MMM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Skoog Skratch
Easily create and share music by recording sounds into colored tiles. Tap to play, scratch samples like a DJ, and collaborate with others globally. No prior musical skill is needed to start making great-sounding tracks.
- Record custom audio samples
- DJ-style scratching with samples
- Save and load multiple sample sets
- Import samples via AirDrop/Files
- Play multiple sounds simultaneously
- Share music globally
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Make and share music in seconds. Simply tap to RECORD, PLAY and SHARE with music makers all over the world. If you are new to music making, getting started making great sounding tracks has never been this easy — and sounded so great! Skoog Skratch is a fully VoiceOver accessible sampling app for children, musicians, and everyone in between! Skoog Skratch has five coloured tiles. Record a sound into each one. Tap the tile to play it back. Create an addictive beat when out in the park using the microphone on your iPhone, then Airdrop to your iPad back at home or at school and share with all your friends! FEATURES • Record your own samples with up to five sounds each • Skratch through your samples using your Skoog 2.0 like a DJ • Save and load as many sample sets as you like • Load your own samples into Skratch using Airdrop or from the Files app • Tap a sound to play • Press and hold on a sample to enable auto-trimming and skratch mode • Record and share your jams • Play many sounds at once • Share music with people all over the world • No previous playing skills required • Large buttons for easy use on all devices (iPad, iPod Touch, iPhone) • Connect to Garageband with Inter-App audio to jam along with and record into your Garageband tracks Use on its own or with Skoog 2.0. Connect your Skoog, and use it to play and skratch your own samples recorded straight into the app. Skoog is an easy to play musical instrument that can change the way you and your family can enjoy, create and learn music - no matter what your skills, abilities or musical talents. Skoog 2.0 hardware is available to buy online from Apple and in selected Apple retail stores. www.skoogmusic.com
GSDSP MMM
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.
- 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
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A powerful MIDI modulation engine for controlling plugins, hardware, and instruments using LFOs, random sources, macros, and audio-based modulation. Modulate Everything MMM is a MIDI controller and modulation workstation designed to control any parameter that accepts MIDI CC — software instruments, plugins, external hardware, or any MIDI-capable device. Create modulation using LFOs, Random Generators, Envelope Followers, XY pads, and more. No more drawing of automation curves, keep your audio dynamic and exciting with ease. Perform Live MMM includes a dedicated Performance Skin designed for low-light and stage environments. It uses a restrained, red-accented color palette that preserves focus and minimizes visual distraction while performing. The interface remains clear and readable in dark settings, ensuring stable workflow during your live performance. MMM vs MMMm MMM includes audio input, enabling Envelope Followers, audio-reactive modulation, and audio output — ideal when used as an audio plugin. MMMm, by contrast, is a MIDI-only FX version for hosts such as Logic Pro or AUM that require a pure MIDI processor. Both versions support MIDI input and output and provide the same core modulators. MMM is an AUv3 audio effect plugin compatible with Logic Pro, AUM, Cubasis, GarageBand and many more. A Desktop version is also available for Windows and macOS (VST3 / AU / AAX). More information here: https://gs-dsp.com/products So what are you waiting for?
Screenshots
Verdict
The clearest difference is rating: GSDSP MMM at 4.7 against Skoog Skratch's 4.1. GSDSP MMM also leads on ratings volume (36 vs 9). Skoog Skratch's advantage is review sentiment (75% vs 67%). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GSDSP MMM holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 9 and 36 respectively. Written reviews complicate that: 75% of Skoog Skratch's written reviews are positive against 67% of GSDSP MMM's, so the app with the better star average is not the one people write more warmly about.
Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.
| Parameter | Skoog Skratch | GSDSP MMM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (9 ratings) | 4.7 (36 ratings) — better |
| Positive reviews | 75.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 9 | 36 — better |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Playable Tech ltd. | Gustav Scholda |
Customer experience
Skoog Skratch
GSDSP MMM
In-app purchases
Skoog Skratch
No in-app purchases
GSDSP MMM
No in-app purchases









