Yes, 嘀咚点到师傅端 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.
嘀咚点到师傅端 is free.
To get estimated revenue of 嘀咚点到师傅端 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.