We'll create fresh WordPress site with Widget iTunes Feed installed. You have 20 minutes to test the plugin after that site we'll be deleted.
Show iTunes feed like apple music, iTunes music, ios apps … on wordpress widget
I no longer develope this plugin. Stop using it.
Open Apple Rss Generator https://rss.itunes.apple.com/en-us
Choose your setting, remember, only choose “Format” is JSON.
Copy Feed Url to “Feed Url” setting on widget config.
Save and enjoy.
You can create layout on ‘layouts’ folder, or create new layout at your theme at directory
[theme_directory] / widget-itunes-feed / layout.php
Then pick layout you want at widget setting
Demo: Link