On Rap Genius, artists and their fans explore lyrics interactively via line-by-line annotations they can read, create, and edit as part of a worldwide knowledge project. Rap Genius is the brain we all share: beyond music, it is the Wikipedia of all text, including poetry, news, history, science, the Bible, fashion, and much more. The Genius app – your pocket guide to human culture – brings the Rap Genius brain to your phone.