The Ultimate Offline
Audiobook Converter.

Transform any EPUB, PDF, or Word document into a studio-quality MP3. 100% offline text-to-speech, perfectly private, and featuring 49 premium AI voices built right in.

Get ChapterWave Version 1.0 | Introductory Price: $24.99
ChapterWave Offline Audiobook Converter Interface showing AI Text to Speech

Hear the Quality

Listen to raw, unedited MP3s generated entirely offline by ChapterWave.

Romance / Fiction (Female) Using Voice: Nicole (US English)
Documentary / Non-Fiction (Male) Using Voice: Michael (US English)

Premium Capabilities

Everything you need in an AI Voice Generator.

49 Premium Voices

Comes pre-loaded with a diverse cast of incredibly realistic neural voices across 7 different languages. No API keys required.

Dual POV Narration

Perfect for romance authors and dual-perspective stories. Assign different voices for dialogue and alternate chapters with effortless Voice A and Voice B controls.

100% Offline & Private

Your books never leave your computer. This local text-to-speech software processes everything locally on your machine for maximum privacy.

Universal Format Support

Easily convert EPUB to MP3. Drag and drop EPUB, PDF, DOCX, or plain text files and ChapterWave intelligently parses chapters automatically.

Export to Anywhere

Output your creations as standard MP3s, chaptered M4B audiobooks, lossless WAV files, or lightweight LPF packages.

Simple Workflow

Turn documents into audiobooks in 3 steps.

1

Drop your File

Drag and drop your document. ChapterWave automatically strips out weird formatting and prepares the raw text.

2

Pick your Voices

Choose from our library of 49 neural voices. You can even assign alternating voices for different chapters.

3

Hit Generate

Your computer does the heavy lifting, securely outputting a pristine MP3 or M4B directly into your Music folder.

Frequently Asked Questions

Do I need an internet connection?

No! Once you download and install ChapterWave, the ONNX neural voice models run entirely locally on your machine. You can convert audiobooks on an airplane or deep in the woods without ever connecting to the internet.

Who owns the copyright to the generated audio?

You do. We do not claim any copyright over the audio output. The generated audio is completely royalty-free and yours to distribute, sell, or listen to privately, provided you own the rights to the original text.

What languages are included in the 49 voices?

ChapterWave currently includes premium neural voices in English (US & UK), Spanish, French, Hindi, Italian, and Brazilian Portuguese.

Ready to start listening?

Download ChapterWave today and turn your reading list into a listening experience. Available now for a one-time introductory price of $24.99.

Buy Now for $24.99
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Available for Windows & macOS