Yes, VBQPPL tài nguyên môi trường 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.
VBQPPL tài nguyên môi trường is free.
To get estimated revenue of VBQPPL tài nguyên môi trường app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.