| What it does | The only writing app where your world proofreads your book
| AI manuscript analysis and beta readers for authors
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| Stage | MVP
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| Founded | Not given
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| Based in | US
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| Pricing model | Not given
| Freemium
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| Pricing | Free: Basic free access with 1 project, 1 world, 2 characters, 6 events, 1 book, 2 lore types. Beta: Free forever with 1 project, 2 worlds, 20 characters, 20 events, 3 books, 13 lore types. Writer: $5/month or $55/year for unlimited projects, 1 world, 2 characters, 6 events, unlimited books, 2 lore
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| Key features | - Continuity checking against your own lore with pure date math, no AI
- Custom calendars with own months, weekdays, year lengths, and eras
- Universal timeline across every world with events and lifespans lined up
- Thirteen kinds of lore entry cross-linked to each other
- Manuscript editor with scene dating and lore linking
- Maps with vector canvas, location pinning, and journey marking
- Family trees built from characters already in your lore
- Campaign planning with 5e-compatible tools for tabletop gaming
- Export to DOCX and PDF for whole book or single chapter
- Worlds and moons with individual calendars, maps, and shared timeline
| - Structure, pacing, emotional arc, character arcs, dialogue, readability and theme analysis
- Story Bible with characters, relationships, world-building, themes and timeline
- Continuity checker and plot-hole detection
- Manuscript readiness score
- AI reader personas and real beta-reader feedback sessions
- Pitch kit with cover, title alternatives, blurb, query letter, and submission checklist
- Non-fiction argument soundness, fact-check, and citations
- Real-time collaboration for co-authors, editors, and teams
- Android mobile app with same account and features as browser
- Non-fiction book proposal generator
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| What makes it different | - Continuity checking with no AI—pure date math on your own world's facts
- Custom calendar is the system clock for the entire app, not decoration
- Built specifically for worldbuilders, not adapted from general tools
- Free forever in beta with no credit card required
| - Analysis-first approach that reads your manuscript without writing it for you
- Ranked, actionable diagnostics with deep-linked fixes prioritized by severity
- Rescans included in monthly allowance instead of per-analysis charges
- Real and AI-powered beta reader feedback before querying agents
- Separate tools for non-fiction including argument mapping and fact-check support
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 24 ▲ +1 (up) since last check | 27 ▲ +1 (up) since last check |
| Trust Flow (Majestic) | 20 | 6 |
| Citation Flow (Majestic) | 11 | 30 |
| Referring domains (Majestic) | 85 | 41 |