Free You Are The Reason - Duet Version ringtone for your phone. Listen first, then download the version you like. Original song by Calum Scott featuring Leona Lewis. There are 5 versions, from 26 to 50 seconds long. Tags: sad, r&b and lullaby. Click a tag below to see more ringtones like this. Two formats are available: .MP3 for Android and other phones and .M4R for iPhone. All ringtones by Calum Scott are collected on the artist page.