Yes, 动物联盟出击-疯狂动物 is completely free and it doesn't have any in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
动物联盟出击-疯狂动物 is free.
To get estimated revenue of 动物联盟出击-疯狂动物 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.