Convert ebooks to the Kindle AZW 3 format

Online ebook converter

Convert your documents and ebooks to the new KF8 format from Amazon. The result is saved as an AZW3 ebook, ready to be used on your Kindle Fire and Kindle Touch with latest firmware applied.

Just select your file below or submit a URL where we can download your ebook, change settings as needed and click on "Convert file". After a short while you will be able to download your ebook optimized for your Kindle.

azw3 converter

Or enter the URL of the file you want to convert to AZW3: (e.g. https://example-files.online-convert.com/ebook/epub/example.epub)
Or select a file from your cloud storage for a AZW3 conversion:

Choose from Google Drive

Optional settings

Target ebook reader:
Ebook target format:
Change ebook title:
Title:
Change ebook author:
Author:
Add border (in cm):

Border:
Set base font size (in pts):

Base font size:
Embed font:

Embed font in your ebook:
Change input encoding:
(for experts only)
Ebook input encoding:
ASCII output:
(for experts only)
Convert ebook to ASCII:
Enable heuristics:
(for experts only)
Enable heuristic processing:

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Please be sure that your ebooks are not DRM protected. The conversion of DRM protected documents will not succeed.

AZW3, Amazon KF8 eBook File (.azw3)

Amazon created the AZW3 format (Kindle Format 8, also known as KF8) to replace the older AZW version of their Kindle eBook files. Contrary to the outdated AZW files, files with the AZW3 extension...
What is AZW3

Convert ebooks to the Kindle AZW 3 format

Online ebook converter

AZW3, Amazon KF8 eBook File (.azw3)

Ebook converter