Listen to Cradle Harmony Flow online. Cradle Harmony Flow is an Instrumental language song and is sung by Romantic Instrumentals, Relaxing Music Therapy Society and Relaxation Musician. Cradle Harmony Flow, from the album Baby’s Relaxation Rhythms: Calming Tones, was released in the year 2025. The duration of the song is 3:07. Download Instrumental songs online from JioSaavn.