Rdio:流媒体音乐服务开发网是一个致力于流媒体音乐应用开发的公司，Rdio拥有众多的客户端，桌面版、移动版，就连你的客厅播放器都可以使用，Rdio能让你与音乐永不脱节，随时随地都能听到最新最潮的音乐。

最新版的Rdio在视觉效果上也有很大的改善，UI做得更加直接和美观，不过个人感觉这个界面怎么看怎么都和iTunes有点像，桌面版应用的左边是播放列表，用户可以随意拖动自己的音乐到任意列表中，创建和管理播放列表也变得非常方便，列表管理也是用户呼吁了很久的，这个版本终于有所改善。

Rdio is the ground-breaking digital music service that is reinventing the way people discover, listen to, and share music. With on-demand access to over 18 million songs, Rdio connects people with music and makes it easy to search for and instantly play any song, album, artist or playlist without ever hearing a single ad. Discover what friends, people with similar tastes, recording artists and more are listening to in real-time and share across Twitter and Facebook. Build a digital music collection that’s available everywhere - on the web, in-home or in-car, on an iPad or smartphone, and even offline.

Launched in August 2010, Rdio is headquartered in San Francisco and was founded by Janus Friis, one of the creators of Skype. Available in more than a dozen countries all over the world, Rdio is funded by Atomico, Janus Friis through his investment entities, Skype and Mangrove Capital Partners.