Yes, Mahjong zMahjong Domino by SZY 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.
Mahjong zMahjong Domino by SZY is free.
To get estimated revenue of Mahjong zMahjong Domino by SZY app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.