PDF Downloader (Good Reader and Manager) is not free (it costs 89.00), 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 PDF Downloader (Good Reader and Manager) is 89.00.
To get estimated revenue of PDF Downloader (Good Reader and Manager) app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.