This is a comprehensive list of the tags to support home screen icons and app
splash screens for regular and retina displays:
<!-- iPhone ICON -->
<link href="apple-touch-icon-57x57.png" sizes="57x57" rel="apple-touch-icon">
<!-- iPad ICON-->
<link href="apple-touch-icon-72x72.png" sizes="72x72" rel="apple-touch-icon">
<!-- iPhone (Retina) ICON-->
<link href="packaging/apple-touch-icon-114x114.png" sizes="114x114" rel="apple-touch-icon">
<!-- iPad (Retina) ICON-->
<link href="apple-touch-icon-144x144.png" sizes="144x144" rel="apple-touch-icon">
<!-- iPhone SPLASHSCREEN-->
<link href="apple-touch-startup-image-320x460.png" media="(device-width: 320px)" rel="apple-touch-startup-image">
<!-- iPhone (Retina) SPLASHSCREEN-->
<link href="apple-touch-startup-image-640x920.png" media="(device-width: 320px) and (-webkit-device-pixel-ratio: 2)" rel="apple-touch-startup-image">
<!-- iPad (portrait) SPLASHSCREEN-->
<link href="apple-touch-startup-image-768x1004.png" media="(device-width: 768px) and (orientation: portrait)" rel="apple-touch-startup-image">
<!-- iPad (landscape) SPLASHSCREEN-->
<link href="apple-touch-startup-image-748x1024.png" media="(device-width: 768px) and (orientation: landscape)" rel="apple-touch-startup-image">
<!-- iPad (Retina, portrait) SPLASHSCREEN-->
<link href="apple-touch-startup-image-1536x2008.png" media="(device-width: 1536px) and (orientation: portrait) and (-webkit-device-pixel-ratio: 2)" rel="apple-touch-startup-image">
<!-- iPad (Retina, landscape) SPLASHSCREEN-->
<link href="apple-touch-startup-image-1496x2048.png" media="(device-width: 1536px) and (orientation: landscape) and (-webkit-device-pixel-ratio: 2)" rel="apple-touch-startup-image">