Yes, Dzień dobry i dobranoc - życ is free to download, however it contains in-app purchases or subscription offerings.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
Dzień dobry i dobranoc - życ has several in-app purchases/subscriptions, the average in-app price is 20.99 zł.
To get estimated revenue of Dzień dobry i dobranoc - życ app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.