Yes, 부모와 자녀 간의 깊은 대화 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.
부모와 자녀 간의 깊은 대화 is free.
To get estimated revenue of 부모와 자녀 간의 깊은 대화 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.