Sure but is it really all that different from a free trial or a limited free version?
Marketing people: You didn't see this comment. Move along.
What in particular do you dislike in such a model? I get that a pestering to share is bad and dislike it myself, but this idea is far from it.
I get that at this point, one app isn't making it much worse, just like farting into a dumpster fire isn't making things significantly worse either. But intent matters. You could say that it's a naively idealistic stance, but then again, the problems of social media weren't caused by a conspiracy of few evil actors - they're caused by hundreds of thousands of small sleazy actors doing their small seedy things.