Clear Channel, the company behind the service, also says that Iheartradio is growing an average of 13 percent per week since launch
The free application showcases the IBS Student Radio Network, a collaborative effort between Backbone and the Intercollegiate Broadcasting System.
Corus says it's the first Canadian radio broadcaster to feature a native Iphone streaming application.
The tool launches via partnership with technology developer Radio Voodoo and features instant now playing elements.
IBOC was put ahead of desired features including a larger screen and alternate controllers.