VAPolyLoop

VAPolyLoop features lowpass filter and amplifier which are optimized for playing by step sequencer. VAPolyLoop contains polyphonic synthesizer and analog style step sequencer. The synthesizer consists of three oscillators, resonant low pass filter, amplifier, distortion effect and five LFO.

VAPolyLoop operates as a stand alone or as an AudioUnit Extension (AUv3) for iPhone, iPad and Mac. Stand Alone supports Ableton Link, MIDI and audio file export.
Built-in Effects include delay, chorus, flanger, reverb, eq and compressor. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac.

Main Features

Polyphonic Synthesizer.
Lowpass filter modeled on diode ladder filter.
Distortion Effects
Analog style step sequencer.

Maximum 8 voice polyphony. it depends on performance of the device it is running.
Built-in effects and piano roll sequencer.
Audio Export. Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC)
Support Audio Unit Extension (AUv3).
Support MIDI 2.0. Support Foot Pedal and Per Note Control.
Support Ableton Link, Bluetooth MIDI, MIDI In / Out.
Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms.
Full Factory Preset: 96, Effect: 40

Improvements
Support MIDI Foot Pedal (CC#11, CC#64)
MIDI CC Settings are saved. It will be recovered when the app launched in the next time.
UI Color can be selected from black, navy or gray.

System Requirements

iOS 17.0 or later
Devices with Apple Silicon are recommended. A13 Fusion or above is highly recommended. if sound is distorted when using a device with less CPU power, reduce number of voices.
AudioUnit Extension (AUv3) requires host application which support AudioUnit Extension.
AudioUnit Extension is supported by Apple Logic and Apple Garage Band on iOS and macOS. For any other DAW, it depends on the application and some of them don’t support AudioUnit Extension.