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.
Just a FYI.....in a Tesla car (test drive) I was able to charge my iPhone (with my Aubergine Folio) still on it.....what a plus not having to remove it......so convenient! It would probably do the same for an iPad or an iPad Mini. Yay!