| What it does | You write. AI edits.
| Turn Substack articles into viral social posts
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| Stage | Not given
| Startup
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| Founded | 2023
| 2025
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| Based in | US
| Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: writing, editor, focus mode, all exports included, 1,000 free AI editing words. Pro: $1 per month, billed $12 per year, unlimited AI editing, full refund within 14 days. For teams: $12 per person per year (2–49 people); 50+ people contact for invoice.
| Free: 10 credits (one-time). Monthly: $7/mo for 70 credits. Yearly: $65/yr for 600 credits.
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| Key features | - AI editing suggestions (Improve, Shorten, Expand, Fix, Translate)
- Full-screen distraction-free writing mode
- Support for English, Spanish, Chinese and Japanese
- Export to Markdown, Word, PDF and HTML
- Document management and drafts
- Starter templates for draft generation
- Browser extension for editing anywhere
- Desktop app for Mac and Windows
- Language-native character counting for Chinese and Japanese
- Visible edit tracking and markup
| - 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 | - You accept or reject every edit individually—AI never changes your text without approval
- AI editing stays marked in blue so you always know which words are yours
- Extremely affordable at $1 per month with unlimited editing
- Native support for four languages with language-specific editing prompts
- Your writing stays private—AI only reads when you ask it to edit
| - 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) | 11 ● no change since last check | 10 ▲ +2 (up) since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 33 | 15 |
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| Referring domains (Majestic) | 251 | 5 |
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AIWritingPal
Quick Viral Notes