Text to Speech · Audiobook
Free Audiobook Maker
Turn any book, manuscript, or article into a professional audiobook with 322+ AI voices. Chapter-by-chapter generation, multi-voice character dialogue, MP3/WAV output. Free for commercial use — sell on Audible, Apple Books, Google Play.
Why use TTS Now for audiobooks
- $0 vs $200-500 per finished hour for human narrators
- 12-15 hours of audio generated in 30 minutes
- Multi-voice characters via multi-speaker dialogue mode
- 75+ languages — translate and dub into multiple markets
- Commercial use allowed — sell on Audible, Apple, Google
- Natural pause insertion for breathing room between paragraphs
Step-by-step: audiobook production
- Prepare your manuscript as plain text (one chapter per file)
- Choose your narrator voice — preview different options
- For fiction: assign voices to characters using [S1]/[S2] markers
- Insert [pause:500ms] between paragraphs for natural pacing
- Generate each chapter as separate MP3
- Combine chapters using Audacity (free) or FFmpeg
- Normalize loudness to -18 LUFS (audiobook standard)
- Export as single MP3 or chapter-by-chapter files
- Upload to Audible ACX, Apple Books, or Google Play Books
Audiobook audio specs (ACX standard)
- Format: MP3
- Bitrate: 192 kbps (constant)
- Sample rate: 44.1 kHz
- Channels: Mono
- Loudness: -18 to -23 LUFS
- Peak: -3 dB maximum
- Room tone: 0.5-1 second at start/end of chapters
Best voices for audiobook narration
- Fiction (general): Aria (clear female), Guy (warm male)
- Mystery/Thriller: Davis (deep male), slow pace
- Romance: Sonia (British female), natural pace
- Non-fiction/Business: Jenny (energetic female), 1.05× speed
- Children's books: Higher pitch (+10Hz), 0.95× speed
- Sci-fi/Fantasy: Multiple character voices
Frequently asked questions
Can I sell audiobooks made with AI voices?
Yes. TTS Now allows commercial use of generated audio. Sell on Audible, Apple Books, Google Play — anywhere.
How long to make an audiobook?
A 100,000-word book (~12 hours audio) takes about 30 minutes via TTS Now's batch generation. You'll spend another 1-2 hours combining chapters in Audacity.
Does Audible accept AI narration?
Yes. Audible ACX accepts AI-narrated books. You must own content rights and disclose AI use in the description.
Create your audiobook today
322+ AI voices. Chapter generation. Free for commercial use.
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