World of the Mad cover

World of the Mad

by Poul Anderson

3.1/5
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Free AI audiobook with natural voice. No signup required.

About This Book

Langdon had found immortality on the planet Tanith. Naturally he wanted his wife to share it—if he could prevent her from going insane first....

How to Listen

  1. 1. Click "Listen Free" above
  2. 2. The book opens in CastReader's browser reader
  3. 3. Click the play button — AI narration starts with word highlighting
  4. 4. Use "Send to Phone" to continue listening on your phone

FAQ

Is this audiobook really free?

Yes. "World of the Mad" is a public domain work from Project Gutenberg. CastReader converts it to audio using AI text-to-speech for free. No account or payment needed.

What does the AI voice sound like?

CastReader uses Kokoro TTS, a natural-sounding AI voice. It handles punctuation, names, and dialogue naturally. Most listeners forget it's AI after a few minutes.

Can I listen on my phone?

Yes. Open the book, then use "Send to Phone" to stream audio to your phone via Telegram. No app download needed.