That's an interesting assumption of people, and I can see where they might come to that, but the logic is unfortunately flawed. Just because publishers/developers might feel the need to monetize user data on free apps to make money, doesn't mean they won't also do it for paid apps to make more money.
Betting a business is going to leave money on the table because it's the nice thing to do is not a winning strategy on the consumers part.
Betting a business is going to leave money on the table because it's the nice thing to do is not a winning strategy on the consumers part.