Simple, transparent pricing
Start free — no credit card needed. Pay only for what you create.
Simple Voice
Simple, clear narration without expression
~$10 for average book (100K chars)
- Neutral, robotic-style voice
- AI cover + MP3 download
- 35+ languages
- No emotion or character voices
Best for: technical docs, articles, quick drafts
Get StartedTheatrical
Expressive narration with emotion
~$18 for average book (100K chars)
- Dramatic, emotional voice acting
- Optional: unique voice per character
- 35+ languages with native voices
- AI cover + MP3 download
Best for: fiction, novels, dialogues
Get StartedWhy SonifAi?
No subscription
Pay only when you create. No monthly fees.
Auto multi-voice
AI detects characters and assigns unique voices automatically.
Free cover
AI-generated book cover included at no extra cost.
Professional narrator: $300-1500 per book • ElevenLabs: $22+/month subscription • Speechify: $139/year
Volume discounts
Unlock Premium
Spend $50/month and automatically get Premium status
Standard Features
- Stream your audiobooks
- Publish publicly
- 1 playlist
- No downloads
- Standard generation speed
Premium Features
- Download MP3 - audiobook, soundtrack, voice
- 5x faster - parallel processing
- First regen free - no cost if not happy
- Unlimited playlists + follow others
- Private sharing - access codes, private links
- Permanent storage + verified badge
Premium status activates automatically when you spend $50+ in a calendar month and lasts 30 days
Frequently Asked Questions
How does pricing work?
Pay-as-you-go, no subscriptions. Simple Voice: $0.10/1K chars. Theatrical: $0.18/1K chars. Translation: +$0.03/1K chars. Top up balance and create instantly. Volume discounts up to 25% for large projects.
Simple vs Theatrical Voice?
Simple: neutral, clear narration for articles, docs, non-fiction. Theatrical: emotional voice acting with unique voices per character - AI detects dialogues automatically. Perfect for fiction and novels.
What's included in every audiobook?
AI-generated cover art, optional background music matching your content mood, streaming access, publishing to marketplace, and the ability to share with others. Premium adds MP3 downloads.
How does translation work?
Paste text in any language, select output language. We translate with context-aware AI preserving meaning and style. 35+ languages supported. Great for manga, foreign articles, scientific papers.
What if I'm not satisfied?
Listen before paying - you confirm satisfaction first. Not happy? Regenerate (free for Premium, 50% for standard) or get full refund to balance. We want you to love the result.
How do I get Premium?
Spend $50+ in any calendar month and Premium activates automatically for 30 days. Unlocks: MP3 downloads, 5x faster generation, free first regen, unlimited playlists, private sharing, verified badge.
Can I download my audiobooks?
Premium users can download MP3 files: full audiobook with soundtrack, soundtrack only, or voice-only. No DRM, keep forever. Standard users stream online - upgrade to Premium for downloads.
How fast is generation?
A book chapter (5-10K chars) takes 2-5 minutes. Premium users get 5x faster with parallel processing. Includes analysis, translation, TTS, soundtrack, and cover art - fully automated.
Can I share with specific people?
Standard: public publishing to marketplace. Premium: also private links (anyone with link) and access codes (password-protected). Control who can download your content.
What content can I convert?
Books, articles, fanfiction, research papers, comics/manga text, newsletters, notes, scripts - any text up to 100K characters. Foreign content auto-translated to your language.