The initial release carried only the Desktop app, but a subsequent update provided the mobile app, and also addressed performance issues the app had earlier. We downloaded app to see what it looked like, see screen shots below:
On this Windows phone version, you can search for a song, or artist. You could also look for any radio station in the world and add them as your favorites. The app can also play in the background while you do other tasks. To download TuneIn Radio to your Windows device, Click HERE.