AI-assisted manuscript checks for fiction authors and editors
A calm, distraction-free Markdown writing app for writers that works offline
Stage
Not given
Not given
Founded
Not given
Not given
Based in
GB
IN
Pricing model
Freemium
Freemium
Pricing
Free Trial: one sample check (up to 3,000 words). Single Pass: £19 per check (up to 120,000 words). Pro Author: £22 per month (3 full checks every month). Studio / Editor: £49 per month (10 checks every month).
Free plan includes all core writing features. Pro Membership: $3.99/month or $29/year. Pro Lifetime: $29 (founding price until 13 November 2026), then $59.
Key features
Check character consistency for appearance, ages, names and relationships
Review timeline and sequence for dates, durations and event order
Compare numbers and facts including ages, distances and quantities
Check plot state and physical logic for injuries, props and role changes
Review worldbuilding and lore including geography and travel times
Detect point of view and voice issues including head-hopping and tense shifts
Build series bible and compare sequels against established canon
Track timeline, plot threads and character relationships across manuscript
Re-check revised chapters with delta re-check feature
Export and share reports as PDF, Word or CSV, or share read-only link
Focus, Typewriter and Zen modes for distraction-free writing
Works offline in any modern browser
Plain Markdown files stored locally, on disk, or in Google Drive
Link documents with [[wikilinks]]
Version history with side-by-side comparison
Word targets with deadlines and daily pace tracking
Manuscripts: organize chapters and export as one
Export to Markdown, web page, Word, PDF and blog post
Syntax Highlight and Style Check (Pro)
Authorship tracking to mark text by you, AI, or sources
What makes it different
Builds series canon automatically and checks sequels against established facts
Provides chapter references and supporting quotes for each finding
Never rewrites prose; authors retain final editorial control
Mark findings as resolved, intended or dismissed for tracking revisions
No account required to start writing
Works completely offline with full functionality
One-time payment option for Pro (no subscription required)
Book Check Genie
Graphite