Streaming music service Radical.FM launched a new iOS app today, providing users with access to more than 22 million songs at no cost and with no advertising. Rather than charging a subscription fee, Radical.FM asks its customers to "pay what you can" for the service. While Radical.FM is similar to Pandora in that it allows users to create personalized stations, Radical.FM's content is centralized around genres rather than specific songs and artists. Users can select a percentage of each genre to listen to in one station, creating a playlist that mixes a variety of content.Radical.FM is a complete music and audio content delivery service with unique features and controls. Unlike other services, Radical’s Stations do not "guess" what you might like based on song choices and subjective comp