Listen to Tranquillity online. Tranquillity is an Instrumental language song and is sung by Puppy Music Dreams, RelaxMyDog and Dog Music Therapy. Tranquillity, from the album Puppy Music: Reduce Anxiety with Therapy Sounds and BGM, was released in the year 2021. The duration of the song is 3:00. Download Instrumental songs online from JioSaavn.