Pre-publication checks and benchmarks for fiction manuscripts
A fast, offline space for writing, thinking, and organizing ideas
Stage
Established
MVP
Founded
2020
Not given
Based in
GB
Not given
Pricing model
Freemium
Freemium
Pricing
Free preview with headline counts and sample findings. Final Check: 7-day pass. Revision Pass: 30-day pass. Prolific / Series Author: annual plan. Editor: annual plan for professional use.
Free core features (local writing and organizing). Sync is a paid optional service for synchronizing libraries across devices.
Key features
42 consistency and reference reports in one scan
Glossary extraction with suggested definitions from context
Character, place, and faction directories
Series continuity checks across multiple books
Benchmark comparison against 21,956 published novels
Pronunciation guide for audiobook narration
Spoiler-level glossary editions
Multi-format upload and export
No AI, rule-based analysis with deterministic results
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
What makes it different
Catches spelling inconsistencies that spellcheckers miss by checking against the book's own invented vocabulary
No AI involved - all analysis is deterministic and rule-based
Manuscripts never stored for complete privacy and security
Works in any browser with no plugins or Microsoft Word required
Operates against benchmark of over 1 billion words from published novels
No account required to write and organize locally
Complete offline functionality for writing and organizing
Full user control with files stored on your device
The Novel Kit
Ligature