Yes, 城南バンキングアプリBiz 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.
城南バンキングアプリBiz is free.
To get estimated revenue of 城南バンキングアプリBiz app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.