配音梦工厂 is not free (it costs 2.99), 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 配音梦工厂 is 2.99.
To get estimated revenue of 配音梦工厂 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.