KFXfile extension

Amazon KF10 eBook File

Have trouble opening the .kfx extension? Don't panic! This page explains kfx files and suggests programs you may use to open kfx files. You can download these programs through this page!


What is KFX file?

Files with KFX extension are eBooks created in the Amazon Kindle File Format 10 for Kindle devices. KFX file commonly contains:

  • An Amazon eBook with the text and data.

  • Giving some information about the book, for example, the author and title.

  • The number of pages.

The KFX file format supports soft hyphens using a new enhanced typesetting engine. Besides, it introduces a JXR, a new image file format, and the new Bookerly font. There are also such capabilities as multi-page thumbnails and content auto-adjustment around images and videos at fixed locations.

Additional information

To open a KFX file, you must use a Kindle app, available on Windows, macOS, Android, and iOS. Also, you may use the Calibre application, developed to manage and open a wide range of eBook formats.


How to open KFX file?

Here are some universal methods of opening a file. Please, use this list of solutions.

Method 1: Correctly fix file association error

By following these steps, the user will be able to fix the kfx extension association problem in an instant automatically:

Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.

Step 2: Now click "Start Scan" to find out all potential problems.

Step 3: Review the resulting scan and click the "Fix Items" option.

Method 2: Download apps that open the kfx file

Here is a list of the presented programs that you should use to open/convert the kfx file. You can choose the right program for your OS and click on it to start the download. You can also visit the developer's website.

Apps that open KFX files

Method 3: Use Universal File Viewer

The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your kfx file. Download Universal File Viewer to your OS quickly and securely.