Smooth Chill is a British digital radio station dedicated to chill-out, ambient, and trip hop music. Launched in 2005 as "Chill," it was rebranded as Smooth Chill in 2019 to align with the Smooth Radio brand. The station broadcasts 24 hours a day, offering a mix of relaxing music from artists like Morcheeba, Moby, Goldfrapp, and Groove Armada.

Initially available only online and in Greater London, Smooth Chill expanded to national coverage on Digital One in April 2020. The station's programming includes shows like Smooth Chill Evenings, Late Night Chill, Wake Up with Smooth Chill, Smooth Chill Mornings, and Smooth Chill Afternoons, providing listeners with a continuous flow of soothing music throughout the day.

Smooth Chill has gained a significant following over the years, with a weekly audience of over 500,000 listeners as of recent ratings. The station aims to be the perfect antidote to busy lives, offering non-stop chill music to help listeners relax and unwind.