Fair. Just that the selection of quality games is rather limited.
IMO monetisation is fine, after all we all need to earn a living. To goad people into spending money is the issue. Enter dark patterns.
A one-off purchase after testing the first level? Awesome! Wait a few hours - or days - for a building to finish? Watch a deceptive ad for a meager reward over and over? No, thanks.
OP learned about hair straighteners today. 💈💇💺