HTMLZ to AZW3 Converter

CloudConvert converts your ebooks online. Amongst many others, we support EPUB, PDF, AZW and CBZ. No need to download any software to convert between various ebook formats!

convert to

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HTMLZ Converter

HTMLZ

HTMLZ is an eBook file that is compressed as ZIP file. An HTMLZ file may contain HTML files, text, images and metadata.opf file. It is an archive of eBook where every data is compressed. Instead of separate CSS files, Inline CSS codes can be written in HTML files.

AZW3 Converter

AZW3

AZW3 is an eBook file that is developed by Amazon. It is used in Amazon Kindles to view eBooks. Moreover it also supports some advanced features like HTML5 and CSS3. It is a proprietary tool that can be viewed only in Amazon eBook previewer or Amazon kindles.

+200 Formats Supported

CloudConvert is your swiss army knife for file conversions. We do support nearly any audio, video, document, ebook, archive, image, spreadsheet or presentation format. No need to download and install any software.

Data Security

CloudConvert is trusted by our users and customers since 2012. No one will ever have access to your files. We earn money by selling access to our API, not by selling your data. Read more about that in our privacy policy.

High Quality Conversions

Besides using open source software under the hood, we have partnered with various software vendors to provide the best possible results. Most conversion types can be adjusted to your needs, such as setting the quality and many other options.

Powerful API

Our API allows custom integrations with your app. You only pay for what you actually use and there are huge discounts for high volume customers. We do provide a lot of handy features, such as a full Amazon S3 integration. Check out the API documentation.