Yes, 重庆中考数学压轴题 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.
重庆中考数学压轴题 is free.
To get estimated revenue of 重庆中考数学压轴题 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.