| What it does | Voice-first AI ghostwriter for storytellers who never wanted to be writers
| Turn Substack articles into viral social posts
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| Stage | Not given
| Startup
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| Founded | Not given
| 2025
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| Based in | Not given
| Not given
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| Pricing model | Paid
| Freemium
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| Pricing | Credit packs: Notebook ($2.99, 3 credits), Manuscript ($9.99, 11 credits), Novella ($19.99, 25 credits), Novel ($49.99, 65 credits). One credit equals approximately 1,000 finished words. Credits never expire.
| Free: 10 credits (one-time). Monthly: $7/mo for 70 credits. Yearly: $65/yr for 600 credits.
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| Key features | - Voice-to-prose conversion with real-time transcription
- Story Bible that tracks characters, places, and plot threads
- Talk to your characters for story development
- Editorial questions and contradiction detection
- Multiple export formats: EPUB, Word, Markdown, and print-ready HTML
- Story Map showing character relationships and connections
- Type or speak your story, or upload recordings
- Finish Book wizard with cover designer
- Multi-language support for writing in any language
| - TYPE-FORMULA pipeline that extracts insight types (diagnostic, wisdom, contrarian, data-backed, framework, story) and applies viral structures
- Knowledge Bank to store, browse, and reuse extracted insights
- 10+ viral formula structures including parallel repetition, conditional framework, and bridge analogy
- Chrome extension for scheduling posts directly to Substack
- Rich-text editor with HTML and plain text export
- MCP integration for Claude and Cursor
- Automatic article URL processing from published or draft posts
- Priority processing for paid plan users
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| What makes it different | - Built specifically for storytellers without writing experience, not writers
- Maintains user's original voice and creative control throughout the writing process
- Story Bible automatically ensures consistency across entire manuscript
| - Designed specifically for Substack writers with formulas trained on viral patterns
- Two-stage TYPE-FORMULA process instead of generic AI summarization
- Knowledge Bank compounds over time as more articles are processed
- From URL to scheduled post in minutes with no copy-paste needed
- Credits never expire at your own publishing pace
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▼ −4 (down) since last check | 10 ▲ +2 (up) since last check |
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| Trust Flow (Majestic) | 6 | 0 |
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| Citation Flow (Majestic) | 9 | 15 |
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| Referring domains (Majestic) | 5 | 5 |
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CharmWriter
Quick Viral Notes