LoyalBooks.com and Librivox.org both offer free downloadable audiobooks. OpenCulture.com also offers free downloadable audiobooks as of 2015. Audible.com is another site that offers a free trial of audiobooks not found in the public domain.
LoyalBooks.com offers free, downloadable audiobooks from the public domain. Users can browse books by genre, and it offers books in foreign languages such as Chinese, Spanish and French.
OpenCulture.com is another site that utilizes public domain law to offer free downloadable books. As of 2015, the site lists more than 700 audiobooks from authors such as Jane Austen, Lewis Carroll, James Fenimore Cooper and Fyodor Dostoyevsky.
Librivox.org offers free downloadable and streaming audiobooks.