Convert EPUB to AZW3 on Mac
Turn EPUB Ebook files into AZW3 (Kindle) right on your Mac — fully offline. No uploads, no watermark, no size limit. Drag in one file or a whole folder and convert in seconds, accelerated for Apple Silicon.
How to convert EPUB to AZW3 on a Mac
Open Offline Converter for Mac and drag your EPUB file (or many) into the window.
Choose AZW3 as the output format and adjust quality or size if you need to.
Click Convert — the AZW3 file is saved straight to your Mac. Done, offline.
Why convert EPUB to AZW3 locally
Your files stay private
Your EPUB files never get uploaded. Everything is processed on-device, so sensitive photos and documents stay yours.
No watermark, no limits
Convert as many EPUB files to AZW3 as you want — no watermark, no size cap, no daily quota.
Fast on Apple Silicon
Conversion is hardware-accelerated and runs at the speed of your SSD, even for large batches.
About EPUB and AZW3
EPUB Ebook. EPUB Ebook is a common ebook format. AZW3 (Kindle). AZW3 (Kindle) is a widely supported ebook format.
EPUB to AZW3 — FAQ
Is converting EPUB to AZW3 free?
You can convert EPUB Ebook to AZW3 (Kindle) on your Mac with the free trial. There's no watermark and nothing is uploaded.
Do my EPUB files get uploaded?
No. The conversion happens entirely on your Mac. Your EPUB files never leave your device — it even works offline.
Can I convert many EPUB files at once?
Yes. Drop a whole folder of EPUB files and convert them all to AZW3 in a single batch.