Welcome to your application Radio Rock 89 Sao Paulo Online created mainly for anyone who likes to listen to music and entertainment. Our App allows you to listen to the radio live and free throughout the course of your daily life. Main functions 89 Radio Rock Sao Paulo App Brasil: 1. You can listen to live music 24 hours a day (you only need to be connected to the internet). 2. You can know what artist is playing on the radio (you will see the full name of the artist). 3. You can know what son