Chord Pro — Modern Harmony & Voicing Toolkit Build chords, explore voicings, and shape progressions in a focused workspace for musicians. Chord Pro lets you hear chords with its built-in piano, view notes on a keyboard, and explore smooth voice leading. Discover scales that fit a chord, with recommended scales, color and avoid tones, soloing tips, and practice ideas. Use the Next Chord Explorer for functional suggestions, then create and play progressions with different styles, tempo, looping, swing, and metronome. Export your progressions as MIDI to use in a DAW. A clear, musician-focused tool for learning harmony, composing, practicing, and developing musical ideas.