Spark your next chord progression. Select a chord or roll the dice → build and refine → export to MIDI, WAV or TXT. Chords Explorer is a chord progression builder designed for musicians, producers and songwriters who want to quickly find and explore new ideas. Features Piano keyboard and guitar fretboard views Random chord generator to break creative blocks Real-time audio playback with adjustable tempo and sustain Smart chord suggestions based on music theory Drag and reorder chords in the timeline Inversions and voicing options Custom Chord Builder — define your own chord types with any interval combination Export to MIDI, WAV or TXT Community progressions — vote and discover Sharp / flat / auto notation that follows the detected key Available in English, Français, Español, Русский, 日本語 ABC and solfège notation Export, custom chords and real-time MIDI output are a one-time unlock — no subscription.