.KFX File Extension

There are 2 file types use the .KFX file extension:

  1. Amazon KF10 eBook File
  2. Kofax Image File

1. Amazon KF10 eBook File

Amazon KF10 eBook File

A KFX file is an eBook created in the Kindle Format 10 (KF10), Amazon's successor to the .AZW3 (Kindle 8) format. It contains an Amazon eBook, which includes the text and metadata describing the book, such as the author, title, and number of pages. KFX files support enhanced typesetting capabilities that are not provided in previous formats, such as hyphenation, improved character placement and word spacing, and a more adaptable page layout and margins.

Software's name License Platforms
Amazon Kindle Amazon Kindle Free AndroidiOS
Amazon Kindle for Mac Amazon Kindle for Mac Free+ Mac
Amazon Kindle for PC Amazon Kindle for PC Free+ Windows
Calibre Calibre Open Source LinuxMacWindows

Updated: May 27, 2017

2. Kofax Image File

Kofax Image File

Raster image created by Kofax scanning and imaging software products; contains a graphic formatted as a Kofax Group 4 image; contains a 128 byte header, which includes information about the image size, date created, date modified, bit depth, and resolution; also contains a description text field.

Software's name License Platforms
Corel PaintShop Pro Corel PaintShop Pro Commercial MacWindows
GraphicsConverter GraphicsConverter Windows
XnViewMP XnViewMP Freeware LinuxMacWindows

Updated: January 10, 2010

Search File Extensions