Check the Audible bestsellers list: https://www.audible.com/adblbestsellers https://www.audible.com/adblbestsellers All copyrighted books, fairly recently pub

Check the Audible bestsellers list: https://www.audible.com/adblbestsellers https://www.audible.com/adblbestsellers All copyrighted books, fairly recently published ones, not the mostly older public-domain ones Gutenberg does.