AZW3 to EPUB Converter
Convert Amazon AZW3 (KF8) Kindle books to the open EPUB format.
Complete the security check to begin
Read Kindle books anywhere
AZW3 (KF8) is the format modern Kindles use. If you want to read a DRM-free AZW3 on a non-Amazon device, converting to EPUB makes it universally compatible.
- Cross-device - EPUB works on virtually every reader
- Structure intact - chapters and TOC preserved
- Private - never uploaded for storage
How to Convert AZW3 to EPUB Online
Converting AZW3 files to EPUB format is simple with PrivConvert. Our free online converter handles the entire process in your browser with no software installation required. Your files are processed securely in memory and never stored on our servers.
Drag and drop your file into the upload area, click to browse your device, or paste a URL to a file hosted online. You can upload files up to 250 MB and batch convert up to 20 files at once.
Once uploaded, the conversion from AZW3 to EPUB starts automatically. The process runs entirely in an isolated environment - your data never leaves the secure pipeline.
Your converted file is ready instantly. Click the download button to save it to your device. The file is deleted from memory immediately after download.
Why Choose PrivConvert?
Unlike other online converters that upload your files to remote servers, store them for days, and may use them for AI training or sell your data, PrivConvert was built with privacy as the foundation. Here's what makes us different:
Files are processed in volatile memory (RAM) and immediately purged. Nothing is ever written to disk or backed up.
All uploads and downloads are encrypted with TLS 1.3. Your files cannot be intercepted in transit.
Use any tool instantly without signing up, providing an email, or creating a profile. No tracking cookies, no user profiling.
Compatible with Windows, macOS, Linux, iOS, and Android. No plugins or desktop software needed - just a modern web browser.
AZW3 vs EPUB - Format Comparison
| Feature | AZW3 | EPUB |
|---|---|---|
| File extension | .azw3 | .epub |
| Supported by PrivConvert | Yes (as input) | Yes (as output) |
| Privacy-safe conversion | In-memory, zero storage | |
| Max file size | 250 MB per file | |
| Batch support | Up to 20 files simultaneously | |
Trusted by Thousands of Users
PrivConvert processes thousands of file conversions every day. Our commitment to privacy and security has made us the go-to choice for professionals, developers, and privacy-conscious users worldwide.