Best Modular Synth Apps

4.3😐(74 ratings)

FreeIn-App Purchases

Create and shape sounds with a professional-grade modular synthesizer environment. Explore a vast library of modules for synthesis and sound design, with the option to expand your toolkit with premium instruments and effects. Available across Apple devices for seamless workflow.

What We Love

✨ Powerful modular environment
💡 Deep DSP programming capabilities
🎨 Intuitive and beautiful UI
🚀 Seamless workflow across devices
📚 Great for learning synthesis
🛠️ Highly customizable
🤝 Responsive developer support
🌟 Innovative features (canvas, shader, Lua)
🎵 High-quality sound engine
🌐 Active and helpful community

Room to Improve

💸 Expensive in-app purchases/subscriptions
⚠️ Steep learning curve for beginners
📱 UI issues on mobile (scrolling, view obstruction)
📉 High CPU usage
❓ Lack of comprehensive documentation
💰 Subscription model criticized
🔄 Frequent OS update requirements

Klankwelle by Greg Okopal

A modular synthesizer

Strong Contender

4.7(37 ratings)

Free

This app allows users to create and manipulate complex synthesizer sounds using a modular interface. Build up to eight synthesizers simultaneously, controlling them via an on-screen keyboard, step sequencer, or external MIDI devices. Fine-tune audio with built-in effects and an equalizer.

AudioKit Synth One Synthesizer by AudioKit Pro

Feature-packed Pro Synthesizer

Worth Considering

Particle Chimes: Ambient Synth

4.9😊(27K ratings)

Free

AudioKit Synth One Synthesizer screenshot 1

AudioKit Synth One Synthesizer screenshot 2

AudioKit Synth One Synthesizer screenshot 3

AudioKit Synth One Synthesizer screenshot 4

AudioKit Synth One Synthesizer screenshot 5

This is a free, open-source professional synthesizer app for iOS devices. It offers over 300 presets, MIDI support, a sequencer, and vintage-inspired filters. Learn music production basics and create your own sounds.

What We Love

😎 Easy to use
🔥 Clean patches
👍 Awesome synth
🎸 Works great with GarageBand
🤩 Absolutely stunning
💥 Incredible dynamic articulation
🎹 Powerful and intuitive
🎶 Vast set of features
🔊 Amazing quality
🤘 Spanking awesome
🤘 Love the concept
🎹 Immediate access to controls
🎨 Versatile sound creation
🎚️ Smooth and responsive
⭐ Packed with presets
🎧 Excellent sound quality
🎛️ Great interface and patches
🎛️ Powerful soft synth
🎛️ Stunning sounds
🎛️ Awesome all-around

Room to Improve

🤔 No AU support yet
🤔 Crashes with Audiobus 3
🤔 Poor palette of sounds
🤔 Mod wheel issues
🤔 Occasional crashes
🤔 High battery consumption
🤔 Keyboard issues on iPhone

More Modular Synth apps to explore

Generative soundscape visuals

Generative soundscapesDiverse instrument tonesInteractive visualizers

Create generative ambient music and captivating visualizers with this sonic instrument. Explore diverse soundscapes, from gentle strings to glass bells, and customize your experience with various visual themes. Easily record and share your creations, or use it for relaxation and focus.

(9)

Eurorack modular synth and fx

miRack

$14.99

This app offers a comprehensive Eurorack-style modular synthesizer environment for creating custom synths, audio/MIDI effects, and controlling other applications. It features a vast library of modules and integrates with hardware and software for flexible music production and live performance.

Polyphonic Eurorack-style modular environmentOver 800 third-party modulesAUv3 plugin hosting

(674)

AMB-R Synth

Alternate FM Synthesizer

Simplified FM synthesisPocket-sized designSound shaping

This mobile application offers a simplified approach to FM synthesis, allowing users to create a variety of sounds, from crystalline textures to sharp basslines, directly on their device. It's designed for on-the-go sound design and musical exploration.

Multisensory Music Production

(1)

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Animoog Z Synthesizer

16-voice polyphonic synthesizerAnisotropic Synth Engine (ASE)Multidimensional sound design

Explore multidimensional sound design and performance with this polyphonic synthesizer. Create unique evolving soundscapes by navigating sonic universes and sculpting fluid sounds. Features a built-in keyboard, MPE support, and a diverse library of timbres.

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Model 15 Modular Synthesizer

Moog Modular Synthesizer

$29.99

This app recreates a legendary modular synthesizer for mobile devices. Explore its iconic modules, experiment with sound design, and create music with intuitive controls and advanced features.

Iconic Moog module recreationMonophonic and 4-voice polyphonic operationIntegrated Moog keyboard and ribbon controller

(896)

Cheat sheets for 45+ eurorack modulesSearch by text or mode typeFavorite pages for quick access

Synth Modes

Synthesizer Cheat Sheets

$3.99

Quickly access cheat sheets for your eurorack synthesizer modules. Search by text or mode type, favorite pages, and generate patch ideas with the built-in generator. Replaces binders of printed PDFs with a faster, easier-to-use digital reference.

Hoverophone: Theremin Synth

(52)

paid

Hand-Played Drone Pad

Air-based theremin playing with front camera hand trackingPolyphonic synthesizer with multiple voice optionsMicrotonal keyboard with 12-TET or 24-TET quarter tones

This app reimagines the theremin for your iPhone, allowing you to play music by waving your hands in the air without touching the screen. It offers a polyphonic synthesizer with various sound options and microtonal capabilities for unique musical exploration.

Create rhythms and melodies with a versatile sequencer and virtual analog synth engine. Experiment with sound design, record your creations, and export them for use in DAWs. Supports Ableton Link and MIDI.

Virtual analog synth engineUnique sequencer with odd subdivisionsFour independent synth voices

Save synth settings by photo

(9)

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PatchLens: Synth Patches

Reason Compact - Make Music

(0)

Your Pocket Music Studio

Create beats from scratchDesign melodies and basslinesUse built-in synthesizers and effects

Create beats, melodies, and basslines with a powerful yet easy-to-use music studio in your pocket. Sketch song ideas on the go, experiment with instruments and effects, and connect with other music apps. Unlock more sounds and features as you progress.

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Polyphonic expressive XY Synth

MBR-01. Expressive synth

$4.99

Mynth - Polyphonic Synthesizer

(0)

AUv3, Synth, Arpeggio & MIDI

Waveform drawing editor3 Oscillators2 dynamic Filters

Create unique sounds by drawing waveforms, adjusting filters, and controlling parameters with LFOs. Explore a vast sound palette with factory presets or build your own. Supports MIDI, AudioUnit, and live recording for track creation.

(44)

Modular Synthesis Playground

Ripplemaker

$8.99

Explore sound with a West Coast-style modular synthesizer. This app offers a versatile playground for creating evolving drones and morphing basslines, with or without patching cables. It also includes a standalone sequencer with advanced pattern generation and mutation features.

West Coast-style modular synthesisPrewired monosynth functionalityVirtual patch cables for experimentation

Explore new soundscapes by manipulating granular audio. This app offers a library of presets, custom sound import, and extensive parameter adjustments for unique music creation. Save your settings and share your sonic experiments.

Granular sound manipulationPreset libraryCustom sound import

Synthesizer & Audio Unit

$12.99

This virtual analog synthesizer offers a rich, warm sound with advanced features like SuperSaw emulation and morphing parameter control. It integrates seamlessly with MIDI hardware and sequencers, providing a professional-grade sound design experience on iOS.

SuperSaw sound emulationDual filters with configurable routingMorph Group for parameter control

a tool for self-observation

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Massive trance sound

$7.99

This powerful synthesizer offers 7-oscillator supersaw voices with unique curve-based controls for detune, phase, and panning. Create everything from tight analog stacks to wide, animated textures with its flexible wavetable oscillators and built-in effects.

7-saw stacked oscillators per voiceCurve-based detune, phase, flavor, pan spreadSine sub oscillator