IELTS Writing Test PRO is not free (it costs 1300.00), 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 IELTS Writing Test PRO is 1300.00.
To get estimated revenue of IELTS Writing Test PRO app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.