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EPUB to AZW3 converter

Our free online converter enables you to convert epub files to azw3 as well as a variety of other formats.

How to convert epub to azw3?

How to convert azw3 to epub?

Step 1

Upload epub-file

You can select epub file you want to convert from your computer, Google Drive, Dropbox or simply drag and drop it onto the page.
Step 2

Select «to azw3»

Choose azw3 or any of the other 200+ supported formats you'd like to convert to.
Step 3

Download your azw3 file

Please wait for the conversion to complete, then click on the download button to obtain your converted file in the azw3 format.

The security of your files is our priority

Understanding the importance of the security of our users' data, we have implemented a number of measures to ensure reliable file conversion without the risk of information leakage or privacy violations.

Data encryption

All information uploaded to our platform is SSL encrypted, ensuring privacy during transmission.

Safe storage

After the conversion is completed, the files are stored on secure servers for 24 hours and are automatically destroyed, excluding access by third parties.

Harmless scripts

Our file conversion tools are regularly tested for malicious code or vulnerabilities to eliminate the risk of a potential cyber attack.

Best tool to convert epub to azw3

epub to azw3 Fast and easy

Simply drag and drop your epub files onto the webpage, and you'll be able to convert them to azw3 or over 250 different file formats, all without having to register, provide an email address, or include a watermark.

Secure epub to azw3 Conversion

As soon as you upload your epub files, we instantly delete them. Converted files are then deleted after 24 hours. Furthermore, we ensure that all file transfers are secure through advanced SSL encryption.

No Software Installation Required

You don't have to go through the hassle of installing any software. We handle all epub to azw3 conversions in the cloud, which means that none of your computer's resources will be used in the process.

Electronic Publication

Extension.epub
Category🔵 books
Programs
🔵 FBReader
🔵 Sumatra PDF
🔵 CoolReader
🔵 STDU Viewer
🔵 Calibre
🔵 Adobe Digital Editions
🔵 Sony reader
🔵 Comic Book Reader
🔵 QuarkXPress
Description🔵 .epub (Electronic Publication) The .epub file format is a widely used and freely available eBook standard, designed by the International Digital Publishing Forum (IDPF). EPUB files are designed for reflowable content, meaning that the text display can be optimized for the particular display device used by the reader of the EPUB-formatted book. It allows for the embedding of fonts, images, and other media necessary for a full multimedia experience, and is compatible with many e-readers and reading apps. This format is popular for digital books because it's capable of adapting to different screen sizes and supports features like bookmarking, text highlighting, and note-taking.
Technical details🔵 The `.epub` (electronic publication) format is a free, open eBook standard with the following features:
- **Standardization**: Managed by the International Digital Publishing Forum (IDPF), the current version is EPUB 3.2.
- **Reflowable Content**: Automatically adjusts text to fit different screen sizes and resolutions, unlike fixed-layout PDFs.
- **HTML5 and CSS3 Support**: Allows for rich formatting and layout, including fixed-layout content.
- **Multimedia Integration**: Supports audio, video, and interactive elements.
- **Global Language Support**: Accommodates vertical writing and right-to-left reading for languages such as Japanese and Arabic.
- **Accessibility**: Provides strong support for features like screen reader compatibility.
- **DRM Support**: Can be DRM-protected, but DRM-free versions are also common.
- **Zip Compression**: Consists of a compressed archive containing HTML files, images, and stylesheets using ZIP compression.
- **Metadata**: Includes bibliographic details like author, title, and publisher, stored in XML.
- **Backward Compatibility**: EPUB 3 is backward compatible with EPUB 2.
- **File Structure**: Includes a manifest file, standard navigation file, content files (HTML/CSS), and optionally multimedia files.
- **Reading Systems Support**: Supported by a variety of e-readers, desktop, and mobile apps.
- **SVG Support**: EPUB 3 supports Scalable Vector Graphics for high-quality images and interactive elements.
EPUB is the preferred format in digital publishing due to its adaptability, device compatibility, and support for complex layouts and interactivity. It is favored in the digital publishing industry for its versatility, compatibility across a wide range of devices, and its ability to support complex layouts and interactive features. Its open standard nature ensures that it continues to evolve with advancing technology and industry needs.
Developer🔵 nternational Digital Publishing Forum (IDPF)
MIME type
🔵 application/epub+zip

Amazon KF8 eBook File

Extension.azw3
Category🔵 books
Programs
🔵 Calibre
Main program🔵 Amazon Kindle
Description🔵 .azw (Amazon KF8 eBook File)
The .azw format is an eBook file format developed by Amazon for use with their Kindle e-readers. It's also known as Kindle Format 8 (KF8), and it supersedes the older AZW format.
AZW supports a variety of features including text reflow, images, tables, and interactive elements. It is designed for a more enriched reading experience with support for HTML and CSS content.
AZW files are typically used for eBooks with complex layouts, such as textbooks, comics, and children's books.
Technical details🔵 The `.azw3` file format, also known as Kindle Format 8 (KF8), is an advanced Amazon eBook format with the following features:
- Rich Formatting: Supports HTML5 and CSS3 for complex layouts.
- Multimedia: Includes text, images, audio, video, and interactive elements.
- DRM Protection: Often uses Amazon's DRM, but DRM-free versions exist.
- Compatibility: Primarily designed for Amazon's Kindle e-readers and app, with limited support for other devices.
- Backward Compatibility: Works with older .azw format devices and apps.
- File Size: Efficient, ideal for devices with limited storage capacity.
- Text-to-Speech: Supports TTS on Kindle devices.
- Metadata: Contains bibliographic information.
- High-Resolution Images: Supports improved visuals for illustrated books.
- Advanced Typography: Allows for complex formatting using HTML5 and CSS3.
- Interactive Content: Includes features such as hyperlinks.
- Font Embedding: Allows for custom fonts to enhance the reading experience.
- Region Magnification: Enhances readability of graphic-heavy books.
- Compression: Reduces file size for efficient storage and downloading.
The `.azw3` format is a significant upgrade, catering to the creation of complex and richly formatted eBooks within the Kindle ecosystem.
Developer🔵 Amazon
MIME type
🔵 application/octet-stream

FAQs on epub to azw3 Conversion