Yes, 充电秀-充电动画和充电提示音 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.
充电秀-充电动画和充电提示音 is free.
To get estimated revenue of 充电秀-充电动画和充电提示音 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.