Graveyard Ghosts Attack is not free (it costs 9.99), however it doesn't contain in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
The price of Graveyard Ghosts Attack is 9.99.
To get estimated revenue of Graveyard Ghosts Attack app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.