
This will say “1” while it is converting and will return to “0” when the job is finished.

At the bottom right-hand corner of Calibre you will notice it says “Jobs”. To read this on a Kindle, select “MOBI” and then click OK (bottom right of the window), as shown below. You can choose the “Output format” from a drop down menu in the top right corner. You will see it appear at the top of your book list in Calibre – see image below.Ĭlick the “Convert books” button in the toolbar at the top of the application window. Among the many things it can do is to convert various ebook file types (e.g., PDF, EPUB, MOBI etc.,) to other file types.Ĭlick on the “Add books”button - this is on the top left corner of the application’s toolbar (see image below).Ĭhoose the file from where you have it saved on your computer. EPUB also has the potential to include interactivity, accessible image, video, or audio elements.Calibre is primarily a versatile ebook reader and ebook library management app for both Windows and Mac. EPUB files normally include an index page for navigation, and accessibility features to adjust text size or allow for text-to-speech. The EPUB format comprises three open standards – one defining content markup, one describing the ebook structure, and one packaging all the files into a compressed format. The EPUB standard is now maintained by a World Wide Web Consortium (W3C) working group. Amazon announced in 2022 that new Kindle models would also support EPUB files.


EPUB files can be viewed on a wide range of e-readers and digital reading apps, including NOOK, Apple Books, Okular and Calibre. The format was developed in the mid-late 2000s by the International Digital Publishing Forum and is an alternative to formats like AZW, developed for the Kindle. EPUB is short for ‘electronic publication’. EPUB is the standard open-source format for ebooks.
