Yes, 核桃目标 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.
核桃目标 has several in-app purchases/subscriptions, the average in-app price is ₹249.00.
To get estimated revenue of 核桃目标 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.