MellowPlayer is a free, open source and cross-platform desktop app with cloud music integration.

MellowPlayer requires the latest Adobe Flash Player as well as the latest Visual Basic Runtimes.

Web-based streaming services supported by MellowPlayer includes Spotify, Deezer, Google Play, Soundcloud, Tune in, Youtube, Pocket Casts and many more. Clicking on the top left nice small dots will return you to load a different service.

MellowPlayer features tray integration, hotkeys, notifications, and listening history. Plugins are supported, and you can create your own within the app.

Furthermore, you have a wealth of features and settings that can be customized. Under the settings, you can find numerous General, Appearance, Notifications, Shortcuts, Privacy, Services, and Cache settings. It's quite impressive. To be fair, we could waste paragraphs here covering how well thought out the settings are. Select the services you want to see, themes, notifications, keyboard shortcuts, listening history, and more.

MellowPlayer works well for anyone using multiple streaming services and wanting the ability to play and manage them all, in one interface.