The best replacement for itunes radio is pandora.

The best alternatives to itunes radio are rated as following:
★★★★★  pandora
★★★★  spotify
★★★  pandora data usage
★★★  spotify premium
★★★  rdio
★★  slacker
★★  beats music
★  pandora sound quality
★  iheartradio
  xbox music
  tunein

Your alternative for itunes radio is not listed? Suggest!
Speaking about itunes radio, one probably shouldn't forget about sonos.

Other search terms related to itunes radio and their ratings are:
★★★★★ sonos
★★★★ cellular data
★★★★ itunes match
You have in mind a companion for itunes radio and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of itunes radio in all years. Click on graph for more.
itunes radio
pandora
spotify