EPUB is an e-book file format with the extension .epub that can be downloaded and read on devices like smartphones, tablets, computers, or e-readers. Developed by EPUBReader
License: Free
iBooks is an integrated reading app designed for Apple users, offering a seamless experience with a built-in store and support for various formats. In contrast, EPUBReader is a lightweight browser extension focused on EPUB files, providing a quick and customizable reading experience without the bells and whistles of a dedicated app.