Music streaming service Slacker Radio has announced that it will be available for download on Roku devices starting today, joining Pandora, Rdio, Mog, and other music apps. The launch follows a recent update to Roku's streaming technology. Television apps are the latest frontier in personalized radio services, and Slacker will be competing with the likes of Pandora and other music apps on the streaming platform. Slacker Radio offers personalized music, news, comedy, and art stations, and is also available on smartphones, tablets, and the web. The app offers three subscription options: Slacker Radio Basic is free, Plus is $3.99 per month, and Premium is $9.99 per month.