Yes, Дайвинг для жемчуга игры 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.
Дайвинг для жемчуга игры is free.
To get estimated revenue of Дайвинг для жемчуга игры app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.