Have you ever tried Apple books?

Apple Books is a very popular software which is specifically designed for Apple devices. You could easily use it on several Apple devices. You could purchase books and even listen to various audiobooks on the platform. If you are an author, you could earn 70 percent of royalty per book. Apple books also contain affordable books. So, it is a great app from a buyer's perspective. So, have you ever tried it? What are your thoughts about it?