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.
Car wax is your next best bet. However, if you can wax your own car, you can apply a ceramic coating which is a better long-term solution. Plenty of YouTube videos explain the product choices and how to apply it successfully.