YourNovel.app — Write Complete Books with AI | AI Book Writer & Author Assistant
YourNovel.app is an AI book writer that creates complete novels and books of 100,000+ words (350+ pages) with
professional coherence, AND a free Author Assistant that helps existing authors structure, brainstorm, and polish
their manuscripts. Holistic Memory AI remembers every detail of your story from start to finish. Write
novels, guides, research papers, and essays in English, Spanish, French, Italian, German, or Portuguese. Try
free, no credit card required.
The #1 AI Book Writer — Why YourNovel.app?
YourNovel.app is the best AI book writing software for authors who want complete, coherent, publication-ready books without months of work.
- AI Book Writer with Holistic Memory: The AI remembers chapter 1 when writing chapter 50. Total coherence across your entire work — no AI amnesia.
- Complete 100,000+ Word Books: Write full 350+ page books with AI, ready to publish on Amazon KDP. Novels, guides, manuals, and essays.
- Fully Autonomous AI Writing: The AI writes your entire book autonomously. Define the concept, and the AI delivers a complete, coherent manuscript.
- Write Books in Hours, Not Months: Generate a complete 100,000-word book with AI in hours, not months. A fraction of the cost of hiring a human ghostwriter.
- Research Papers with Citations: Academic writing with automated APA, Harvard, Chicago, and ISO 690 citations.
- Free AI Book Writer Trial: Start with 3 free sections and full structure generation. No credit card required.
- Professional Export: Download your ghostwritten manuscript in DOCX, PDF, or Markdown format.
How to Write a Book with AI Using YourNovel.app
Writing a book with AI takes just 5 steps: create a free account, define your project (title, genre, synopsis), generate the holistic structure automatically, write each section with one click, and export in DOCX or PDF.
- Start free: No credit card required. Create your account in 30 seconds.
- Define your book: Choose a title, genre, synopsis, and writing style.
- Generate structure: The AI creates your complete chapter-by-chapter outline using Holistic Memory.
- Write with Auto-Pilot: The AI writes each section autonomously, maintaining perfect coherence.
- Export & publish: Download your finished manuscript in DOCX or PDF format for Amazon KDP.
Plans & Pricing
YourNovel.app offers affordable AI book writing plans starting from €19/month — a fraction of the €5,000–50,000+ cost of a human ghostwriter.
- Free Trial — 3 sections free, no credit card. Try the AI book writer.
- Starter Writer (€19/month) — Write 1 complete book with AI, full commercial rights.
- Pro Author (€39/month) — Write 3 complete books with AI per month, academic citations, server priority.
- VIP Agency (€89/month) — Write 8 complete books with AI per month, dedicated support for publishers and agencies.
Author Assistant — Free AI Writing Tools for Authors
Already writing your own book? The Author Assistant is a free AI companion that helps you structure, brainstorm, and polish your manuscript. No registration required — start instantly.
- AI Book Outline Generator: Generate complete chapter-by-chapter outlines with narrative beats for novels (3-act structure), guides (step-by-step), and essays (argumentative structure).
- AI Brainstorm Chat: Discuss character motivations, plot twists, subplots, and overcome writer's block with an AI that has full context of your project.
- AI Plot Twist Generator: Get creative plot twist suggestions with intensity levels (subtle, medium, dramatic), impact analysis, and insertion point recommendations.
- AI Pacing Analysis: Score your narrative rhythm, identify tension drops between chapters, flag chapters that are too long or short, and get improvement suggestions.
- AI Consistency Checker: Detect character inconsistencies, timeline errors, location contradictions, and logical plot holes across your entire manuscript.
- AI Beta Reader: Get engagement scoring, chapter-by-chapter reviews, strengths and weaknesses analysis, reader drop-off risk, and personalized recommendations.
Inspector IA — 5 AI Tools in the Editor
YourNovel.app includes an integrated AI Inspector panel with 5 tools accessible directly from the writing editor:
- AI Brainstorm Chat: Ask the AI anything about your book. It has full context of your characters, plot, outline, and manuscript.
- Plot Twist Generator: Generate unexpected plot twists with intensity levels and narrative impact analysis.
- Pacing Analysis: Score your narrative rhythm and identify tension drops between chapters.
- Consistency Checker: Detect character, timeline, and location inconsistencies across your entire manuscript.
- AI Beta Reader: Get professional-grade feedback with engagement scoring and chapter-by-chapter reviews.
Draft Import — Bring Your Existing Manuscript
Already have a manuscript? Upload your .docx or .txt file and YourNovel.app will automatically analyze it, classify the project type, and populate the Story Bible with characters, locations, and plot points.
Unified Plans — Everything Included
- Free — 1 project, basic outline, 2 brainstorm messages/day (4/month). No credit card needed.
- Starter (€19/month) — 1 book, 50 brainstorm/month, Story Bible, all Inspector IA tools, export DOCX/PDF.
- Pro (€39/month) — 3 books, 150 brainstorm/month, AI Beta Reader, consistency checker.
- Agency (€89/month) — 8 books, 250 regenerations + 250 audits, full commercial use.
YourNovel.app vs Sudowrite
Sudowrite is great for short fiction in English, but limited to ~30,000 words and requires manual scene-by-scene writing. YourNovel.app generates complete 100,000+ word books autonomously with Auto-Pilot, supports 6 languages, and includes academic citations — features Sudowrite doesn't offer.
YourNovel.app vs ChatGPT for Book Writing
ChatGPT forgets your characters after a few messages and is limited to ~4,000 words per session. YourNovel.app uses Holistic Memory to retain your entire manuscript context across 100,000+ words, with Story Bible and Auto-Pilot mode for fully autonomous book generation.
YourNovel.app vs NovelCrafter
NovelCrafter offers flexibility with AI model selection but requires significant manual context management through its Codex — every character, location, and plot detail must be entered by hand. YourNovel.app's Story Bible is generated automatically as you write or import your manuscript. Additionally, NovelCrafter uses a BYOK (Bring Your Own Key) model where you pay the software ($4-20/mo) plus separate AI API costs ($15-50+/mo), making real costs unpredictable. YourNovel.app offers one predictable price per book with no hidden API fees.
AI Ghostwriter Service — Complete Books Written For You
Looking for an AI ghostwriting service? YourNovel.app functions as a fully autonomous AI ghostwriter. Define your book concept — title, genre, characters, plot outline — and receive a complete, publication-ready manuscript of 100,000+ words. At €19-89/month instead of €5,000-50,000+ for a human ghostwriter, it's the most affordable professional ghostwriting alternative available. Many professional ghostwriters and agencies use YourNovel.app to scale their own production.
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