Create custom synthesizers, audio effects, and MIDI processors with a modular music-making tool. Arrange modules on lanes to process signals and route them internally or with your host DAW. Explore a vast library of modules to craft unique sounds.




13+ similar apps compared and reviewed
ZOA is great, but it's not the only option. Explore 13+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.




Create custom synthesizers, audio effects, and MIDI processors with a modular music-making tool. Arrange modules on lanes to process signals and route them internally or with your host DAW. Explore a vast library of modules to craft unique sounds.



This versatile audio plugin offers a virtual analog synthesizer, multi-effects processor, and MIDI processor. It integrates seamlessly with popular music production hosts, allowing for complex sound design and MIDI manipulation.



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.


This app is a 16-step AUv3 MIDI sequencer featuring a 4x4 grid for creating complex musical patterns. It offers extensive control over note, gate, velocity, and probability, with a music theory engine and randomization tools for unique sound design.


This music sequencer uses multiple playheads to create complex melodic patterns inspired by Baroque and serialist composition techniques. Manipulate speed, direction, and pitch to generate unique soundscapes.


This app offers a unique approach to music creation using a generative node-based sequencer. It allows for complex, probabilistic sequencing and real-time performance control. Integrate with other music apps or control external hardware for a versatile creative experience.


Generate endless, ever-changing musical sequences and sketch new song ideas quickly. This app allows you to define moods and parameters to create unique note streams, which can then be recorded, tweaked, and played along with.


This app generates random MIDI patterns and melodies for synths, samplers, and drum machines. Explore scales, complexity, and playback options to create unique musical ideas. Save your favorite riffs and use Infinity mode for endless generation.


This app generates original musical melodies and accompaniments algorithmically, requiring no prior musical knowledge. Users can customize tempo, key, scale, and more, then export creations as MIDI files for further editing in DAWs. It also offers an AUv3 MIDI plug-in for seamless integration into music production workflows.


This app offers a complex oscillator monosynth with a blend of west-coast and east-coast synthesis techniques. It features a wave folder, lowpass gate, 12-mode filter, and VCA circuit, all meticulously circuit-modelled for authentic analog or digital sound. It functions as a playable synth, MIDI sequencer, and audio effect.