
Media & entertainment
Technology
Deezer + UserTesting
Check out how the music streaming service developed the Flow Moods AI function, generating mood-based playlists for millions

Music streaming platforms have similar catalogs, interfaces, and even usage patterns among their subscribers. A main differentiator for Deezer is the Flow feature—an intelligent, personalized mixer, adapting to real-time user moods and interactions—that millions of users access on a regular basis.
A large button on top of the homepage offers one-click access to generate an infinite playlist, mixing songs that users like with fun discoveries based ...
People love Flow. They actually use it a lot. And they love the simplicity of it. But sometimes Flow needs a bit more guidance in the way it behaves - and that’s where UserTesting contributors helped us understand how to refine the feature.
We work with UserTesting to test our product with existing and potential customers in all our key markets, covering France, the UK, the US, Brazil, and Germany.

How to choose and develop the right AI features
Get actionable steps to help you get your AI development right on the first try.