Yes, 全球融媒体编辑室 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.
全球融媒体编辑室 is free.
To get estimated revenue of 全球融媒体编辑室 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.