Free Sequencer & Synthesizer, SequencAir, For Mac & Windows

Full Bucket Music has introduced SequencAir, a free software step sequencer/synthesizer, available as a standalone application and VST plug-in for Microsoft Windows and Apple macOS.


  • 16 chainable banks
  • 16 sequencer steps per bank
  • Individual controls for Note, Octave, Velocity, Gate, Skip, Mute plus two
  • MIDI CCs or synth parameters per step
  • Sync-to-host and Swing functions
  • Optional Start/Stop/Transpose by MIDI Note command
  • Additional built-in monophonic synthesizer
  • Straightforward user interface
  • MIDI Learn – all parameters can be controlled by MIDI CC
  • Plug-in supports Windows and macOS (32 bit and 64 bit)

Pricing and Availability:

SequencAir is available now as free download. Donations are encouraged to help future development.

7 thoughts on “Free Sequencer & Synthesizer, SequencAir, For Mac & Windows

  1. A control knob per step dedicated to ‘ratcheting’ would be an awesome addition. 1/2 1/3 1/4 notes etc…

    Great work – big fan of your KORG 3300 too.

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