>> AZW3 file

AZW3 file format description

Many people share .azw3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .azw3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .azw3 files.

1 filename extension(s) found in our database.

.azw3 - Amazon Kindle Format 8 Ebook

The AZW3 ebook files are related to Amazon Kindle (E-book reader device). AZW3 file is an Amazon Kindle Format 8 Ebook. The Kindle Fire introduced the Kindle Format 8 Ebook (KF8). KF8 supports a subset of HTML5 and CSS3 features, while also acting as a container for a backwards-compatible MOBI content document.

Amazon Kindle (E-book reader device)
Ebook files
- / -
az3, kf8
Amazon Kindle Format 8 Ebook related extensions:
Adobe Content Server Message
Open eBook Document
WOLF eBook
Apple iBooks Document
FictionBook 2 E-Book
Rocket eBook

Naturally, other applications may also use the .azw3 file extension. Even harmful programs can create .azw3 files. Be especially cautious with .azw3 files coming from an unknown source!

Can't open a .azw3 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .azw3 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

az3, azw, zw3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Amazon Kindle Format 8 Ebook Metadata
EPLAN Project Backup
Amazon Kindle eBook
Amazon Kindle Format 8 Ebook

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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