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 currently requires accessing the site using the built-in Safari browser.
They pop into the top part of the fwd, so no need to remove - I left them in place all last summer & will do so again this summer. It wasn't so much to block direct sun from eyes (the coating does a pretty good job of that already), but just to help with temp control in the cabin.