Listen to Focused Rain Sounds: Improve Concentration and Productivity with Rain online. Focused Rain Sounds: Improve Concentration and Productivity with Rain is an Instrumental language song and is sung by Celia Callahan. Focused Rain Sounds: Improve Concentration and Productivity with Rain, from the album Oothing Soundscape - Calming Music for Relaxation and Sleep: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.