Shazam has launched a new music-discovery program that will allow fans to see what their favorite artists are Shazaming. Among the many participating artists: Meghan Trainor, Calvin Harris, Pibull, Avicii, Maroon 5 and One Direction.

The app has also unveiled a number of new features—notably actual Shazam counts, artist pages and the ability for users to provide “thumbs up” feedback directly to artists.

“Our users Shazam over 20 million times each day to discover the music playing around them,” said Shazam CEO Rich Riley. “Now, those Shazams transform into an ongoing relationship with artists, giving users a truly unique place to get great music content.”

“The biggest artists in the world are also the biggest fans. They use Shazam every day to explore new music, and for the first time ever, their fans can share in those moments as they happen,” added Chief Product Officer Daniel Danker.

“As an artist, I’m a big fan of discovering new music, and Shazam helps me keep a pulse on that. I’m stoked to be able to share what I’m into with millions of fellow music fans,” said Pete Wentz of Fall Out Boy.

New discoveries from artists users have Shazamed will appear in fans’ feeds automatically.

The list below is but the first wave of artists engaging in the program, with many more slated to follow. The acts in this list have more than 600m total followers.

Pitbull - 44.7m Followers
Calvin Harris - 42.0m Followers
Avicii - 41.4m Followers
Maroon 5 - 30.2m Followers
Macklemore and Ryan Lewis - 29.4m Followers
Jason Derulo - 28.7m Followers
OneRepublic - 27.7m Followers
Wiz Khalifa - 27.1m Followers
Imagine Dragons - 25.3m Followers
Coldplay - 22.9m Followers
Usher - 20.9m Followers
Robin Thicke - 20.1m Followers
Enrique Iglesias - 20m Followers
Clean Bandit - 18.6m Followers
One Direction - 17.6m Followers
Linkin Park - 14.0m Followers
Alicia Keys - 13.6m Followers
Meghan Trainor - 13.5m Followers
Tove Lo - 12.4m Followers
Alesso - 11.8m Followers
Shakira - 11.7m Followers
Selena Gomez - 11.0m Followers
Mariah Carey - 10.3m Followers
YG - 9.8m Followers
Fall Out Boy - 8.3m Followers
Shaggy - 7.3m Followers
Pearl Jam - 6.1m Followers
Zac Brown Band - 4.2m Followers
Fifth Harmony - 3.7m Followers
Nick Jonas - 3.6m Followers
Hunter Hayes - 3.5m Followers
Adam Lambert - 3.1m Followers