Google Maps Data Extractor Features:

Multiple languages selected. You can specify the language of your choice in the options dialog.
It extracts addresses under a polygon.
It extracts addresses under a rectangle.
It extracts addresses under a circle.
It uses Google Maps JavaScript and Reverse Geocoding APIs.
It utilizes the drawing library to draw polygon, rectangle or circle.
You can specify which fields (street, city, state, country or postal code) to extract.
You can download the result in CSV format.
It uses the bootstrap UI.