| What it does | Pre-build planning tool that turns app ideas into build-ready plans with architecture docs, diagrams, and prompts before coding starts
| AI publishing studio for Amazon KDP self-publishers
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| Stage | Startup
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Starter: Free (1 architecture generation per month, Phase 1 implementation plan, Phase 1 tickets, 1st prompt of Prompt Pack, Markdown/PDF/Mermaid exports). Builder: $19/month or $15/month billed annually at $180/year (unlimited architecture generations, full implementation plan, all tickets, all pro
| Pro: $29/month with 300 credits. Also Pro 750: $49/month with 750 credits and Pro 2,000: $99/month with 2,000 credits. Credit packs: 100 for $15, 300 for $39. New accounts start with 15 free credits.
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| Key features | - Guided conversation in plain language
- Project persistence and version history
- Google Drive synchronization
| - Niche Finder: finds book niches from real Amazon searches with reader, angle and title
- AI Book Writer: drafts outline and writes nonfiction chapters with PDF, Word and EPUB export
- AI Novel Writer: plans story with Story Blueprint, outline and every chapter export
- Children's Book Maker: plans picture book, writes story and draws spreads in one art style
- Coloring Book Maker: plans coloring book and draws every page as black-and-white line art
- Puzzle Book Maker: builds word search, sudoku, maze, word scramble and crossword books with answer keys
- Book Layout Studio: full-screen editor with 10 print-ready fonts, image placement and PDF export
- AI Book Cover Generator: paints front cover at print size with title, subtitle and author name
- KDP Listing Kit: writes title, subtitle ideas, description, 7 keywords and 3 categories for Amazon listing
- Keyword Finder: shows real Amazon searches for book idea, checked against KDP keyword rules
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| What makes it different | - Structured outputs designed for AI tools to execute without losing context across sessions
- Dependency-ordered sequencing ensures nothing is blocked by work not yet completed
- Phase boundaries with verification checkpoints between milestones
- Persistent architecture reference prevents context rot and drift
- Works with multiple AI coding platforms
| - All-in-one workflow from research to published listing in one subscription
- Niche research built on real Amazon searches, not guesses
- Multiple book types in one platform: novels, nonfiction, children's, coloring and puzzle books
- Credits never expire on standalone packs; monthly credits roll into new month
- Edit, layout and export always free; only AI actions consume credits
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 12 ● no change since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 10 | 5 |
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| Citation Flow (Majestic) | 30 | 20 |
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| Referring domains (Majestic) | 47 | 10 |
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Zalcro
BookDraft