The Amazon Kindle supports three main document types: Kindle (.AZW, .AZW1), Text (.TXT) and Unprotected Mobipocket (.MOBI, .PRC). Second-generation Kindles also have a built-in PDF reader and support ...

The Amazon Kindle and Barnes & Noble Nook eReaders use competing proprietary file formats to encode eBooks designed for the readers. The Nook uses the relatively common ePub format, while the Kindle ...

Ebooks are available in many different formats, including the widely supported ePub standard. You can read ePub ebooks on Apple iPad, Barnes & Noble Nook, Sony Reader, and Kobo eReader models; ...