The article didn’t claim she made more money on OnlyFans than on Spotify, Lily Allen did. They just then provided the estimated revenue from both services using the numbers claimed by her. It could be that they used the wrong estimation for one or both of the revenues, but what’s more likely is that Lily Allen exaggerated her example.
The article is just garbage, it says it’s estimated she makes 4k a day with Spotify and 8k a month with OF
The article didn’t claim she made more money on OnlyFans than on Spotify, Lily Allen did. They just then provided the estimated revenue from both services using the numbers claimed by her. It could be that they used the wrong estimation for one or both of the revenues, but what’s more likely is that Lily Allen exaggerated her example.