LoopMangler vs Mass
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LoopMangler
This app is a powerful tool for creating unique glitchy and noisy textures by manipulating rhythmic samples or external audio. It offers advanced sound design capabilities with multi-effect sequencing, random pattern generation, and real-time processing.
- Multi-effect sequencing
- Random pattern generation
- Envelope modulation
- Live pads for performance
- Real-time audio processing
- Flexible integration with other apps
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LoopMangler is an innovative multi-effect glitch sequencer designed to manipulate rhythmic samples, external input, or output from other applications. This powerful tool operates based on the effect sequence patterns, allowing you to transform ordinary loops into unusual glitchy and noisy textures. Key Features: Advanced Sound Design: With its well-designed user interface and creative features, LoopMangler provides an exciting playground for sonic exploration and sound design. Random Pattern Generation: Make patterns and individual bars randomly or according to specific rules, offering a quick start or a source of inspiration for your projects. Multi-Effect Sequencing: Assign up to six distortion and filter effects to each step of the sequencer, providing endless possibilities for sound manipulation. Envelope Modulation: Each effect is modulated with its own envelope generator, ensuring that every step is unique and dynamic. Intuitive Editor: The user-friendly editor allows you to easily copy, move, and delete individual cells and bars within the sequencer, making pattern creation a breeze. Live Pads: Assign presets and loops to on-screen pads and use special pads to dynamically alter sound patterns during live performances or studio sessions. Real-Time Processing: Process audio in real-time, allowing you to hear the effects of your adjustments immediately. Flexible Integration: Seamlessly integrates with other audio applications, making it a versatile addition to your music production toolkit. Whether you’re looking to add subtle textures or completely transform your audio, LoopMangler provides the tools you need to achieve your sonic vision. LoopMangler is a universal application for iOS and macOS. It can work on iPhone and iPad as well as Mac / MacBook with M1 chip (and later). LoopMangler works on iPhone and iPad standalone, as an Audio Unit or Inter-App Audio module, and supports Audiobus and Ableton Link. On MacOS, LoopMangler can works both as a standalone application and as an Audio unit (AUv3) with DAWs and other hosts that support AUv3 plugins. LoopMangler has a built-in detailed description of all parameters also available as PDF file on the application site. Quick start demo: https://youtu.be/EFGw4wDtbzo https://youtu.be/ki3WsK1_4gg You can find more information on LoopMangler and other creative audio apps at: https://motion-soundscape.blogspot.com
Mass
This app is a physics-based MIDI generator that allows musicians to create complex generative sequences, organic modulations, and explore boundless musical experimentation. It offers a powerful toolkit for creative control and can be used as a standalone application or an AUv3 plugin.
- Generative Sequences
- Living Modulations
- Euclidean Pattern Sequencing
- Flexible MIDI CC
- Physics-Based Animation
- Standalone & AUv3 Plugin
- MIDI Sync
- iCloud Sync
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Open the door to new musical dimensions with Mass — a physics-based MIDI generator crafted to inspire musicians across genres. Add complexity to your sequences, explore generative patterns, or create organic modulations; Mass is your gateway to boundless musical experimentation. • Generative Sequences: Sculpt intricate melodies and rhythms that evolve over time. • Living Modulations: Shape fluid, natural modulations that respond like living elements. • Total Creative Freedom: Need a spark of randomness or complete control? Mass lets you move seamlessly between guided automation and full improvisation. Whether you’re diving into ambient soundscapes, exploring the depths of MIDI control, or crafting intricate modulations, Mass is your key to immersive sonic worlds. Available as a standalone MIDI generator and AUv3 plugin, Mass transforms your favorite hardware and software instruments into a sandbox of endless possibilities. With Mass, you’ll find an extensive toolkit for creative control and experimentation. Here’s what you can expect: • Euclidean Pattern Sequencing: Easily create complex sequences by layering polyrhythmic Euclidian patterns. • Flexible MIDI CC: Modulate and sequence any MIDI CC parameter, allowing you to breathe life into every detail of your sound. • Physics-Based Animation: Apply physics to sequences and modulations, creating dynamic, evolving movements within your music. • Powerful Controller: Mass is a powerful MIDI controller, allowing you to manipulate your favorite hardware and software instruments in either standalone or AUv3 modes. • MIDI Sync: Synchronize with external hardware and software using standard MIDI sync capabilities. Mass can function as the primary clock, or be synced to a host clock. • iCloud Sync: Seamlessly share your creations across devices with iCloud syncing. Work in the standalone version or AUv3 plugin, without missing a beat. With Mass, you’re free to explore musical layers, rhythms, and motion in new ways. Let it guide your creative journey, transforming each idea into a boundless musical experience.
Screenshots
Verdict
LoopMangler and Mass both sit at 5.0 stars, but that hides the real split: 100% of Mass's written reviews are positive against 50% of LoopMangler's. Mass also leads on price ($9.99 vs $14.99). LoopMangler's advantage is update cadence (every 3 weeks vs every 4 months) and iOS requirement (13.4 vs 17.0). On rating, ratings volume, 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
LoopMangler costs $14.99 and Mass $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for LoopMangler against 5.0 for Mass. Both are backed by a comparable volume of ratings — 10 and 11 respectively. Written reviews are what separate them: 50% of LoopMangler's written reviews are positive against 100% of Mass's.
LoopMangler ships an update every 3 weeks, Mass every 4 months. The most recent releases landed on August 23, 2026 and September 13, 2026 respectively.
| Parameter | LoopMangler | Mass |
|---|---|---|
| Price | $14.99 | $9.99 — better |
| Rating | 5.0 (10 ratings) | 5.0 (11 ratings) |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 10 | 11 — better |
| Update frequency | Every 3 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #196 | #176 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 11 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Igor Vasiliev | Usable Creations |
Customer experience
LoopMangler
Mass
In-app purchases
LoopMangler
No in-app purchases
Mass
No in-app purchases








