Listen to Concentrate with Rain Sounds: Improve Focus and Productivity with Rain online. Concentrate with Rain Sounds: Improve Focus and Productivity with Rain is an Instrumental language song and is sung by Grayson Hampton. Concentrate with Rain Sounds: Improve Focus and Productivity with Rain, from the album Serenading Sylph - Relaxing Music for Sleep and Serenity: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:03. Download Instrumental songs online from JioSaavn.