Spotify is experimenting with the offerings of its Premium service. Over the last few days, several Spotify users on the free tier noticed they no longer had access to in-app lyrics. Instead, they were greeted by a notification bubble saying, “Enjoy lyrics on Spotify Premium,” along with a link to sign up. Spotify says putting the in-app lyrics behind a paywall is just a part of its routine testing.

"At Spotify, we routinely conduct a number of tests, some of those tests end up paving the way for our broader user experience and others serve only as an important learning,”