Yes, Mindful Coffee カフェインを記録 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.
Mindful Coffee カフェインを記録 is free.
To get estimated revenue of Mindful Coffee カフェインを記録 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.