KMFM Extra was a DAB radio station based in Rochester and broadcasting to the county of Kent, South East England. It was part of the KMFM group of radio stations in the county, which are part of the KM Group. The station offered a "cutting edge alternative" to KMFM which played everything from Girls Aloud to Kanye West. The station broadcast from the Medway studios and featured non-stop music, apart from commercials and the hourly news bulletins containing local and entertainment news. KMFM Extra was available through parts of Kent, although not near the coastal area due to weak DAB signals.