This app needs following permissions to run
1. AUDIO RECORD PERMISSION : this permission is needed from your device for recording the sounds around you and play it through the headphone as like as a hearing aid device.
2. Android ID : this app collects your Android ID for Google APP Licencing api to prevent this app from being pirated
We don't collect any of your personal information as we respect your privacy. In fact this app does not need internet permission so there's nothing to worry about sharing your personal data.