"Deep Heart Healing" by 396 Hz Solfeggio Frequency, Solfeggio Frequencies MT, Manifestation Tone, Manifestation Waves!, Bryan Hz Solfeggio had its release date on February 13, 2025. With this song being around four minutes long, at 3:51, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track.