You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
So I am curious how the kids were able to get into the back of a 7 seat X? I have a model S and looking to get an X and would think the 6 seat interior would be easier to deal with than a 7.