Yes, 상체운동 루틴 is free to download, however it contains in-app purchases or subscription offerings.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
상체운동 루틴 has several in-app purchases/subscriptions, the average in-app price is 3.41 ₩.
To get estimated revenue of 상체운동 루틴 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.