Google Maps Free
To add a simple Google Map to your website the QT: Google Maps (Free) is the perfect widget for it. Simply add your address change some basic settings if you want and the map will appear on your website.
Google Maps Paid
If you’re looking for a more advanced Google Map the QT: Google Maps (Billing & Paid) is the widget you need. Please note that you need an Google billing account and Google Maps API key to use this widget.
Google (billing) account
Make sure you have setup your billing account at Google. After you have setup this account you need to create an API key for Google Maps.
Google Maps API key
Please click on this link and follow the steps there to create your Maps API key.