| What it does | The only writing app where your world proofreads your book
| A fast, offline space for writing, thinking, and organizing ideas
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| Stage | MVP
| 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
| Free core features (local writing and organizing). Sync is a paid optional service for synchronizing libraries across devices.
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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
| - Block-based document editor with headings, lists, callouts, and tables
- Organize with documents, folders, labels, and tasks
- Inline annotations without interrupting writing flow
- Focus mode to hide distractions
- Customizable AI integration with local API keys
- AI agent support via MCP protocol
- Export documents
- Optional cross-device sync service
- Full offline capability
- Local file storage with user control
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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
| - No account required to write and organize locally
- Complete offline functionality for writing and organizing
- Full user control with files stored on your device
- AI integration with local API keys for privacy
- Flexible sync with optional paid service
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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 | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 20 | 0 |
| Citation Flow (Majestic) | 11 | 0 |
| Referring domains (Majestic) | 85 | 1 |