There are multiple metrics associated with social platforms or streaming platforms.
On Facebook, we have Facebook followers and Facebook fans.
The difference between the two is that we "like" the page to be fans, and we "follow" the page to get the latest updates of the page.
We only display Facebook fans on Soundcharts and it is located in the overview of an artists' profile, while it is not visible on the Facebook page.
On Spotify, there are for instance Spotify followers and Spotify monthly listeners.
Spotify Followers are people who like or follow the artist's profile (fans).
We display Spotify followers here :
Spotify monthly listeners are the unique listeners who play the artist's music during a 28 day period.
Here is where we display Spotify Monthly Listeners: