Yes, 易奇八字排盘宝 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.
易奇八字排盘宝 is free.
To get estimated revenue of 易奇八字排盘宝 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.