The SiriusXM Internet Radio app enables you to listen to your favorite satellite radio programs on your iPhone, iPad or iPod Touch. The app is free but using your cellular connection to stream content streaming from the satellite service eats into your iPhone’s data allotment. When you stream content from SiriusXM Radio via a Wi-Fi connection, you don’t use your data plan. Writer Bio

Does XM Radio for iPhone Use Any Data  - 54