[wyattjoh]

Absolutely by Apple. Any subscription or charge against the users account all collects to the same place where it's always the User that has absolute control over their subscriptions. Want to cancel it? Easy, one place, one tap, done.

[chrisjj]

Yoy did say ecosytem/environment and there's a lot more to that than just subscriptions.

E.g. https://www.thisismoney.co.uk/money/bills/article-10781343/M...