How to Convert EPUB to Audiobook (Free & Online)

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Why Convert EPUB to Audiobook?

EPUB is the most popular ebook format, used by Apple Books, Google Play Books, Kobo, and most digital libraries. Converting EPUB to audiobook lets you listen to your ebooks while commuting, exercising, or doing chores. Modern AI text-to-speech voices sound remarkably natural — far better than robotic screen readers.

With Audiobook Maker, you can convert any DRM-free EPUB to MP3 or M4B audiobook for free, directly in your browser. No software to install, no account required.

How to Convert EPUB to Audiobook — Step by Step

  1. Upload your EPUB file — Drag and drop or click to select. The tool automatically extracts chapters and metadata (title, author, cover).
  2. Choose your TTS voice — Select from 400+ neural AI voices across 50+ languages. Preview a short sample before committing to the full conversion.
  3. Select chapters — Pick which chapters to include. Skip the table of contents, copyright pages, or any sections you don't want narrated.
  4. Pick output format — Choose MP3 (single file or ZIP per chapter), M4B (single file with embedded chapters and cover art — ideal for Apple Books and audiobook players), or Podcast RSS (private podcast feed).
  5. Click "Generate" — The TTS engine narrates each chapter. You'll get a progress bar and optional email notification when done.
  6. Download and listen — Download your audiobook and start listening on any device.

Best Voices for EPUB to Audiobook Conversion

Audiobook Maker uses neural text-to-speech voices that read whole sentences with natural intonation. Some of the best free voices:

Compare engines and voice quality in the text-to-speech for audiobooks guide.

EPUB to MP3 vs EPUB to M4B: Which Format Should You Choose?

MP3 is universally compatible — every phone, tablet, and computer plays MP3 files. Choose MP3 if you want maximum compatibility or plan to listen on multiple devices.

M4B is the professional audiobook format. It's a single file that contains all chapters as navigation markers, plus embedded cover art and metadata (author, title, genre). M4B files are supported by Apple Books, Audible, and most dedicated audiobook apps. Learn more about the M4B format →

Tips for the Best EPUB to Audiobook Experience

Frequently Asked Questions

Is it really free to convert EPUB to audiobook?

Yes. Conversion with the Standard voices is free, with no account and no installation, within a generous monthly quota that covers many books. Audiobook Maker is open-source software (AGPL-3.0). The optional AI text optimization has a small cost above a free threshold.

Can I convert Kindle books to audiobooks?

Kindle books use Amazon's proprietary AZW/KFX format with DRM. You'll need to remove the DRM and convert to EPUB first using a tool like Calibre, then upload the EPUB to Audiobook Maker.

How long does EPUB to audiobook conversion take?

Approximately 2-3 minutes per chapter (varies by chapter length and server load). A typical 300-page book (~20 chapters) takes about 40-60 minutes. You'll receive an email notification when it's done.

What languages are supported?

50+ languages including English, Italian, French, Spanish, German, Chinese, Japanese, Korean, Portuguese, Russian, Arabic, Hindi, and many more. Each language has multiple voice options.

Does Audiobook Maker work on mobile?

Yes. The web app works in any modern browser on desktop, tablet, or phone. However, for large EPUB files, a desktop browser is recommended for faster upload and processing.

Can I convert a PDF instead of an EPUB?

Yes. PDFs are supported too: running headers, page numbers and footnotes are removed and chapters are detected automatically. See the guide how to convert a PDF to an audiobook.

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