will offers users more music listening options including commercial-free music and exclusive stations, which includes as many as 50 niche stations not available on the free service including One Hit Wonders, Vintage Country and Classical.
Other features include Build Your Music Community, whereby users can sample or subscribe to stations created by other music fans.
The new subscription service will be available to consumers at a cost of $3.99 (£2.40) a month or $35.99 a year. The service allows users to customise their own internet radio station or listen to dozens of pre-programmed music channels in a variety of genres.
David Goldberg, vice-president and general manager of music at Yahoo!, said: "Launchcast Plus sets the standard for subscription internet radio by expanding on the excellence of Launchcast. Yahoo! is committed to providing consumers with innovative and dependable premium services; with Launchcast Plus, users now have another great option to listen to music."
Both Launchcast and Launchcast Plus will be available through the Yahoo! network.
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