Oktopus Synthesizer

An 8-block, 2384-parameter hybrid synth instrument with sampling, image-to-sample, modulation, arpeggiators, factory sounds, recording, spectrometer, and flexible FX.

Oktopus is a deep synthesizer and AUv3 extension instrument with a modular spirit built for sound design, performance, and music creation in any compatible DAW or standalone.

This app includes an AUv3 extension!

Shape sounds across 8 synth blocks, combine oscillators and samples, route MIDI creatively, and build movement with LFOs, arpeggiators, modulation, and a flexible effects chain. Use Oktopus as a standalone instrument or load it inside AUv3-compatible iOS hosts / DAWs.

Features:

• 8-block synth architecture for layered and evolving sounds
• MPE and MIDI input support
• AUv3 instrument support for compatible hosts
• Sample loading, slicing, and playback tools
• Built-in recording and sample export workflow
• Built-in spectrometer to clearly see what you're creating
• Per-block arpeggiator and sequencing controls
• LFOs, modulation routing, and performance macros
• Factory presets and factory samples included
• Share Voice Memos/Audio Files/Photos/Video clips to the app to extract audio for sampling. Supported files: AIFF, MP3, WAV, MP4, JPEG, HEIF, PNG, SVG
• Import images to OSC and extract audio from the image
• Flexible effects chain with EQ, distortion, bitcrusher, compressor, phaser, flanger, chorus, filter, delay, and reverb
• Touch-friendly interface for iPhone and iPad music creation
• Custom zoom level

Oktopus is made for producers, composers, and experimental musicians who want a powerful synth environment that can move from quick ideas to detailed sound design.