AppGeneration has released myTuner Radio app for Mac. It’s the OS X version of the iOS streaming radio app.
myTuner Radio offers access to 30,000 live radio stations from more than 120 countries. The app interface can be minimized, so Mac users can continue to work while they listen to the radio.
myTuner Radio requires Mac OS X 10.9 or later. It’s available for US$7.99 at the Mac App Store in the Music category. Go to http://www.mytuner.mobi for more info.