AI signature designer with 30+ celebrity styles personalized to your name
A writing teacher that reads your book: see what to work on in your chapters, learn why, and check your fix.
Stage
Not given
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Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Not given
Free plan includes the editor, rule-based chapter check, and lessons with 3 Coach reads, 20 Co-write requests, and 10 questions per month. Atelier plan: $21/month or $189/year (with 3 months free annually) includes 40 Coach reads, 250 Co-write requests, and 150 questions per month. Additional packs:
Key features
Over 30 celebrity-inspired signature styles
Signature analysis on five dimensions
AI-generated personalized signatures
Step-by-step animated learning tutorials
Practice tool with scoring
Signature style quiz
Support for 21 languages
Before-and-after signature comparison
Rule-based chapter check for dialogue, continuity, point of view, prose and scene habits
Findings anchored to your text with linked lessons
Exercises on your own passage with re-check
Three modes: Human only, Coach, or Co-write
Authorship record tracking sources: typed, pasted, imported, or AI-generated
Story bible for characters, places and facts over time
Import from Word, PDF, Scrivener and other formats
Version history for each chapter
Export to Word, EPUB, PDF, Markdown and plain text
Claude Sonnet 5.5 from Anthropic for AI features
What makes it different
Hand-writable signatures, not just digital fonts
Designs created in minutes instead of days
Step-by-step teaching breaks signatures into maximum 8 steps
Your writing is never used to train AI models
Transparent authorship record shows exactly how each sentence arrived
AI is optional and controlled per manuscript, with rule-based checks available free
Interactive feedback loop with practice exercises before re-checking
No API keys or token counting; simple per-action pricing
Calligra Signature
Open Atelier