[its-summertime]

Of the patreon alternatives (dependent on content), Substack, X, Youtube, BuyMeACoffee, all have fan-side apps. kofi, Fourthwall, Squarespace, all the NSFW-centric alternatives, do not.

Of the mini-apps in China, I don't know, I was never exposed to the existence of their non-mini-app counterparts.