Feed Notifier has a minimalistic user interface. All you usually see are the pop-ups and the RSS icon in the system tray. However, here are some sample pop-ups and screenshots of the user preferences.
This tab lists all of the feeds that the application is managing. You can add, edit, delete and disable feeds from this tab. You can also sort the feeds by polling interval, title or URL.
This tab allows you to configure how the pop-ups look and behave.
This tab allows you to configure various application settings as well as clear its caches.