Online book services are platforms that allow users to purchase, borrow, or read books digitally. These services often provide a wide range of genres, including fiction, non-fiction, and academic texts. Users can access books through various devices, such as e-readers, tablets, or smartphones, making reading more convenient. Many online book services also offer features like audiobooks, e-book rentals, and personalized recommendations based on user preferences. Some popular examples include Amazon Kindle, Apple Books, and Google Play Books. These platforms have transformed the way people access literature, making it easier to find and enjoy books anytime, anywhere.