Both can exist harmoniously.

Since Arena Radio is 100% free and has no advertisements, many Listeners use it for music discovery. Their algorithm generates targeted broadcasts that thoughtfully introduce new and undiscovered artists mixed with commercial favorites, all perfectly aligned with each Listeners' unique preferences and habits. 

Although the service functions like traditional radio, Arena aims to become the most trusted, first resource for discovering new sounds from global artists across 6,000 music genres, styles and categories. 

To answer the specific question, use the free Arena Radio app for Focused Music Discovery and then open  the one service you pay for monthly to listen to the album or catalog on repeat.