VAMonoMkII is a virtual analog bitimbral synthesizer for iPhone, iPad and Mac. It features two 8 voice synthesizer, effects, sequencer and audio visualization tools. It operates as a stand alone or as an AudioUnit Extension (AUv3). Stand Alone supports Ableton Link, MIDI and audio file export.

The bitimbral synthesizer consists of two synthesizer, which features two oscillators, two ADSR envelopes, resonant high pass and low pass filter and an amplifier per voice. The oscillators features continuously variable wave shape and wide variety of modulation. The filters are modeled on Transistor Ladder filter circuit and the Sallen-Key filter circuit for classic analog sound. The Effects include delay, chorus, flanger, reverb, eq and compressor. The sequencer features piano roll and parameter automation editor to program 16 bar pattern per clip. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac.

- Main Features -
Virtual analog bitimbral synthesizer
Two type of Lowpass filter, Transistor Ladder model and Sallen-key model.
8 voices can be used for monophonic or polyphonic.
Patch points for modulation.
Support MIDI 2.0
User Interface built by SwiftUI for improved performance.
Built-in Sequencer. 16 bar patterns per clip. Total 8 clips. Piano Roll and Parameter automation.
Support Audio Unit Extension (AUv3)
Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms.
Audio Export. Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC)
Support Ableton Link, Bluetooth MIDI, MIDI In / Out.
360 bitimbral presets and more.

- System Requirements -
A13 Fusion or above is recommended.
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.