Song structure: 7 sections - Intro, Verse, Chorus, Verse 2, Bridge, Chorus 2, Outro. Each can be enabled/disabled and set to 2-16 bars. Instruments: 4 tracks per section: Drums, Bass, Chords, Melody. Choose from pattern library. Pattern library: Each instrument has 4 patterns (3 musical + Silent). Use +/- to cycle. Playback: Play full song or solo the selected section. BPM & Key: Click BPM or Key labels to adjust. All sections share the same BPM and key. Demo songs: Load pre-made arrangements: Rock Anthem (130 BPM), Chill Lo-Fi (85 BPM), EDM Banger (128 BPM). Save/Load: Store your arrangement in browser localStorage. Keys: Space=Play, S=Play Section, 1-7=Select section, D/R/L/E=Demo.
Arrange song sections like verses, choruses and bridges. Structure complete songs from musical parts. Arrangement tool about song structure and musical form.