Yes, 飞机飞行 3D 飞机游戏 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.
飞机飞行 3D 飞机游戏 is free.
To get estimated revenue of 飞机飞行 3D 飞机游戏 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.