Channel 4 Radio was a radio brand launched by Channel 4

Channel 4

Channel 4 is a British public-service television broadcaster which began working on 2 November 1982. Although largely commercially self-funded, it is ultimately publicly owned; originally a subsidiary of the Independent Broadcasting Authority , the station is now owned and operated by the Channel...

 in January 2007. On October 11, 2008 the closure was announced. It incorporated Oneword

Oneword

Oneword Radio was a British commercial digital radio station featuring books, drama, comedy, children's programming, and discussion. The station was available in the UK via digital radio and digital television and was streamed on the internet 24 hours a day worldwide...

, in which Channel 4 purchased a 51% share in 2005, although it relinquished this share to co-owner UBS Media in January 2008.

Listeners were required to register an email address and user name with Channel 4 Radio and log in to listen.