Autoplayauto.com is a full web application and as such does not have an "out-of-browser" mode.
iOS - click on the box and arrow icon and select the 'Add to Home Screen' option - NOTE APPLE HAVE DISABLED THE CAMERA ACCESS WHEN SAVING THE APPLICATION TO YOUR HOME SCREEN. IT IS NOT RECOMMENDED THAT YOU DO THIS UNTIL THE ISSUE IS RESOLVED BY APPLE. INSTEAD WE RECOMMEND SAVING AS A FAVORITE BY SELECTING THE 'ADD BOOKMARK' OPTION.
Android - click on the star icon in the browser header (pictured Samsung Internet browser)
Chrome - click on the three dot icon>Bookmarks>Bookmark this page (or the star icon)
Chrome - to save a shortcut directly to your Desktop click on the 3 dot icon>More Tools>Create Shortcut
Firefox - Click on the star icon
Edge - Click on the star icon
Internet Explorer - click on the star icon
How do I save the icon to my Desktop?
On iOS and Android saving to your home screen will add the AutoPlay icon to your home screen.
On Desktop in most browsers you can drag and drop your favorite to the desktop to save a shortcut.