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Harmonic Engine


  • • Create professional-sounding melodies & harmonies
  • • Map notes to different instruments and ranges
  • • Strummer creates interesting humanised chords

Audio examples

Play like a pro. Use the AutoTheory Harmonic Engine to easily create chord progressions and melodies, whatever your musical background. The clear interface makes learning music theory easier by illustrating some of the ways harmony and melody work together.

Mac OS compatible Windows compatible