What is EPUB?

EPUB is an open e-book format maintained by the W3C. An EPUB file is a ZIP archive of XHTML content, styling and metadata, and its text reflows to fit the reader’s screen rather than sitting on fixed pages.

3 tools that work with EPUB

Files never leave your browser.

PDF Tools2

PDF to Ebook ConverterTurn a PDF into a reflowable ebook you can read comfortably on a phone or e-reader.PDF to EPUB ConverterConvert a PDF into a real, reflowable EPUB 3 ebook with a chapter list.

Browser & Device1

ZIP File ExtractorLook inside a ZIP, EPUB, DOCX or JAR and extract the files you want, in your browser.

Related terms

Terms that appear alongside EPUB on the same tools.

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