AZW3 to DOCX Converter
Select files for conversion or just drag and drop them to the upload area
How to convert AZW3 files to DOCX online?
Step 1.
Upload AZW3-file
Click "Choose File" button to select a azw3 file on your computer. AZW3 file size can be up to 50 Mb.
Step 2.
Convert AZW3 to DOCX
Click "Convert" button to start conversion.
Step 3.
Download your DOCX
When the conversion process is complete, you can download the DOCX file.
Information about AZW3 and DOCX file formats
| Name | AZW3 | DOCX |
| Full name | Amazon KF8 eBook File | DOCX - Office Open XML Document |
| File extension | .azw3 | .docx, .docm |
| MIME type | application/octet-stream | application/vnd.-openxmlformats-officedocument.-wordprocessingml.-document |
| Developed by | Amazon | Microsoft |
| Type of format | Document file format | |
| Description | AZW3 - Kindle Format 8 (KF8) is Amazon's newer version of AZW. It supports HTML5 and CSS3 which were not supported through the standard AZW format. It has a number of other formatting options and is used by Amazon for all new Amazon eBooks. It is supported by fourth-generation Kindle devices running firmware version 4.1.0 or later and the Kindle Fire device. | The Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulae, graphics, bibliographies etc. |
| Technical details | KF8 (also called AZW3) is essentially a compiled ePub that has utlises a Palm database and Amazon's DRM scheme. It targets ePub 3 version support but existing ePub can also be used. The internal format has been decoded using mobi_unpack. The basic format remains as a PDB file similar in structure to a MOBI. More oftent than not a KF8 file will contain both a MOBI file at the beginning and the newer KF8 version of ePub later. | Office Open XML documents are stored in Open Packaging Convention (OPC) packages, which are ZIP files containing XML and other data files, along with a specification of the relationships between them. Depending on the type of the document, the packages have different internal directory structures and names. |
| File conversion | AZW3 conversion | DOCX conversion |
| Associated programs | Kindle Fire, Kindle Reader, Kindle for Android, Kindle for iOS | Microsoft Office, LibreOffice, Kingsoft Office, Google Docs. |
| Wiki | https://en.wikipedia.org/wiki/Kindle_File_Format | https://en.wikipedia.org/wiki/Office_Open_XML_file_formats |