ChordCraft automatically generates chord progressions for single-note melodies played on your instrument. How to use: Set BPM and start recording with a count-in Play a single-note melody on piano, guitar, or any instrument The app analyzes your melody and assigns the best-fitting chords Tap any chord to change it manually Free features: Microphone recording (single-note instrument melodies) Real-time pitch detection Automatic key estimation and chord assignment Edit individual chords Playback with melody and chords Pro features (one-time purchase): Chord progression templates (Pop, Jazz, Bossa Nova, Blues, Canon, and more) Export audio as AAC / WAV Sheet music PDF export (melody and chord progression as a printable score) Perfect for songwriters who can come up with melodies but need help with harmony. Note: Humming and chords/polyphonic input are not supported. Single-note melodies only.