eBook File Formats
WHAT IS AN EBOOK FILE?
An eBook file is used to store digital books on a computer system in a way that preserves the formatting of the original book. They are specifically designed for books to be easy to read on computers, phones, tablets, and especially, e-Readers.
HOW ARE EBOOK FILES USED?
eBook file formats are used to read books on electronic devices. There are many eReaders available today from companies such as Amazon, Sony, Barnes & Noble, and Apple. Most eReaders utilize their own proprietary eBook formats.
What Are Popular eBook Files Extensions?
MOBI The MOBI or Mobipocket eBook format is an open format for publishing eBooks which supports compression and indexing. It can also store complex content like annotations and navigation controls. Better suited for smaller screen sizes because of its 64K image size limit, the MOBI file format can also include a dictionary. | |
AZW The AZW or Amazon Kindle eBook file format is used by Amazon's Kindle devices to store eBooks. It also supports DRM copyright protection, restricting the eBook to be visible only on the owner's device. It is similar to the Mobipocket eBook format (.MOBI), but enables a better compression rate. | |
EPUB The EPUB or OpenBook eBook File format is an open standard and one of the most commonly used eBook formats. It is supported by almost all popular eBook devices. | |
PDF The PDF or Portable Document file format is one of the oldest and most commonly used file formats for eBooks. Although not specifically designed for eBooks, PDF files are incredibly popular because they can preserve their original format and can also be digitally signed to prevent editing. There are many tools that can be used to create PDF files. | |
IBOOKS The IBOOKS file format is a proprietary eBook format created by Apple. With multi-gesture support, it can store text as well as multimedia objects like images, videos, 3D objects, and more. |