You could have downloaded iRADIOmast 3.1 for Mac from our software library for free. The software lies within Audio & Video Tools, more precisely General. This Mac app was originally developed by iRADIOmast.
From the developer:
iRADIOmast is the ultimate iTunes radio guide! The ONLY iTunes radio plugin. THOUSANDS of new radio stations! New genres like Turntablism and Ragga-Jungle. 1 month subscriptions Detailed iRADIOmast README available. Fast, easy installer/uninstaller. Compatible with other iTunes plugins. Provides basic iTunes radio stations. Future updates do not require downloads. Uses the existing iTunes User Interface.