Yes, 数说店小秘 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.
数说店小秘 is free.
To get estimated revenue of 数说店小秘 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
5 out of 5
2 ratings in China