It’s almost hard to remember, but when it came out, iBooks could read only EPUB files, not PDFs, and the only way to load them was by syncing with iTunes. Over a number of releases of both iBooks and ...

Kindle devices appeal to many people. When everything works, they're great. But Amazon is becoming more and more finicky, both in terms of supported formats and the freedom to manage your own books.

The open-source EPUB e-book format is great for sharing books between different readers and making life easier on readers generally--but Amazon's Kindle, the big player, doesn't support it.

Amazon’s Kindle line of devices are some of the most popular E Ink gadgets for reading eBooks, and for good reason. They’re relatively inexpensive, have good displays, offer long battery life, and ...

On Kindle, readers can download content in EPUB and PDF formats if the publisher has applied the 'Digital Rights Management (DRM) Free' setting to the content. Introducing new eBook download options ...