"4'33" - John Cage" is a multimedia program available on iPhone that allows users to create and share performances of John Cage's iconic piece, 4 minutes and 33 seconds of silence. The program falls under the category of Music & Radio, offering a unique and interactive experience for music enthusiasts and artists alike.

With a full version license, users can explore and listen to over 2,500 performances that have been previously created using the app. Whether you are a fan of experimental music or interested in exploring the concept of silence as music, "4'33" - John Cage" provides a platform for creative expression and appreciation of avant-garde art.