Listen to Focus with Rain: Study Sounds to Enhance Concentration and Productivity online. Focus with Rain: Study Sounds to Enhance Concentration and Productivity is an Instrumental language song and is sung by Celia Callahan. Focus with Rain: Study Sounds to Enhance Concentration and Productivity, from the album Eepytime Serenity - Gentle Music for Deep Sleep: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.