This is the standard format for modern e-readers like Apple Books, Kobo, and Amazon Kindle (via the Send-to-Kindle feature). EPUB files feature reflowable text , meaning the font size, margins, and layout automatically adjust to fit any screen size. This provides the most comfortable, eye-friendly reading experience on smartphones, tablets, and e-readers.
Keeps the exact layout and typography of the physical printed book. The Prisoner-s Throne by Holly Black EPUB PDF
If you want to prepare for your reading journey, let me know: This is the standard format for modern e-readers