Listen to Relaxing Hum online. Relaxing Hum is an English language song and is sung by Relaxing Mindfulness Meditation Relaxation Maestro, Relaxing Rain Sounds and Relaxing Music Therapy. Relaxing Hum, from the album Relax To Soothing Noise, was released in the year 2017. The duration of the song is 4:16. Download English songs online from JioSaavn.