8 AI Writing Tools for Novels (Fiction & Nonfiction) Every Author Needs

AI Writing Tools for Novels

Last Updated on May 25, 2025 6:28 AM IST

In 2025, novel writing is undergoing a major transformation—thanks to ai writing tools for novels that help writers become more creative, organized, and productive.

Whether you are stuck on a plot point, building a new character, or editing your draft, AI can give you helpful ideas, suggestions, and support

It’s like having a smart writing buddy by your side—ready to jump in whenever you need a boost.

And here’s the best part: AI isn’t here to replace writers. It’s here to help. You are still the one telling the story.

The AI tool just helps you do it faster, smoother, and with more confidence.

In fact, studies show that writers who use AI can get their work done up to 50% faster.

That means more free up more time for creativity.

Many authors, from bestsellers to indie writers, are already using AI to bring their stories to life. 

These tools can help you to brainstorm new ideas, improve your writing style, and even catch grammar or plot issues you might miss —helping you write better, faster, and with less stress.

So if writing has ever felt overwhelming, now is a great time to try something new and this article is for you. 

In today’s post, we’ll explore the top AI novel writing tools that can become your perfect writing partner—fueling your creativity, staying on track, and making every step of your writing journey more inspired and effortless. Let us begin. 

AI Writing Tools for Novels – A Quick Overview

Writing a novel is a journey—filled with excitement, challenges, and plenty of unexpected twists. 

No matter how much experience you have, every writer needs a little help sometimes.

Someone (or something) to help brainstorm new ideas, fix a tricky plot point, or polish a stubborn paragraph.

That’s where AI writing tools come in, offering a creative boost when inspiration stalls and making the writing process smoother and more enjoyable.

Think of them as your quiet creative partner—working behind the scenes to boost your imagination, help you stay organized, and cheer when you get stuck with the words. 

These tools don’t replace your imagination—they just amplify it.

Whether you’re just starting out or finishing your tenth draft, the right AI partner can make storytelling smoother, faster and a lot more fun.

To help you find your perfect companion, we have researched and put together a quick and easy comparison of the top AI writing tools for novelists.

Consider it your personal cheat sheet—designed to help you pick the tool that best supports your creativity, streamlines your storytelling, and sharpens your manuscript with ease.

ToolBest ForKey FeaturesPricing
SudowriteFiction WritersAI-generated descriptions, rewrite tool, plot twists, adaptive tone adjustmentsStarts at $10/month
SquiblerNovel PlanningStoryboarding, timeline tracking, character templates, productivity toolsStarts at $9.99/month
RytrBudget WritersQuick drafts, sentence rewriting, adjustable toneFree plan available; premium $9/month
NovelcrafterComplex Story DevelopmentScene linking, plot tracking, cloud storageStarts at $12/month
NovelistAIImmersive WorldbuildingAI-generated settings, integrated visuals, co-writing featuresStarts at $19/month
Jasper AICharacter & Dialogue WritingAI-generated dialogue, multilingual support, SEO tools for authorsStarts at $49/month
WritesonicFast Novel DraftingAI-generated drafts, creative prompts, rewrite/enhancement toolsFree plan available; premium $19/month
ProWritingAidEditing & Manuscript PolishingGrammar/style analysis, sentence refinement, integration with Scrivener & MS WordStarts at $20/month

Keep reading to discover how this tool can support your writing journey—every step of the way.

Key Takeaway: AI writing tools don’t replace creativity—they enhance it. From brainstorming plot ideas to refining dialogue and polishing drafts, they act as smart partners that support your writing process. With the right tool, you can write more efficiently while staying true to your voice—making storytelling smoother, faster, and more inspired.

Top 8 AI Writing Tools for Novels

These tools are reshaping the entire landscape and are helping writers to develop connecting storyline, overcome blocks and take their work to the next level.

Whether you are weaving complex plot twists or fine-tuning your final draft, AI can support you at every stage.

And, with the right tool, writers can unlock more creativity, improve efficiency, and focus more on storytelling than structure.

In the next section, we’ll explore the top AI writing assistants designed specifically for novelists.

Each tool comes with distinct features and strengths, offering personalized support for different stages of the writing journey.

SudoWrite Landing page

Sudowrite is a powerful AI writing assistant exclusively designed for fiction authors.

The tool excels at enhancing AI-generated descriptions, rich sensory descriptions and dynamic plot suggestions.

Whether you are stuck on any scene or looking to add depth into your story, its “twist” feature provides unexpected turns and ensures your story remains fresh and engaging.

Key Features

  • AI-generated descriptions that bring scenes to life
  • Rewrite and expand tools for refining narratives
  • “Twist” feature for unpredictable plot turns
  • Adaptive tone adjustments for natural dialogue

Best for: Fiction writers in need of fresh inspiration, detailed storytelling, or help overcoming creative blocks.

Pricing 

PlanPriceCredits Per MonthBest ForFeatures
Hobby & Student$10/month225,000 creditsWriters who craft stories for fun or schoolFree trial, no credit card required
Professional$22/month1,000,000 creditsLonger works like novels & screenplaysMost popular plan, 2x more credits!
Max$44/month2,000,000 creditsAuthors who publish multiple times a yearCredits rollover for 12 months

Additionally Sudowrite offers a 30-minute personal setup session (a $49 value) to get started with ease and maximize your experience. 

Squibler Landing page

Squibler is the go-to writing assistant for authors who value structure and strategic planning.

The tool provides an instinctive drag and drop interface which helps writers to visualize your novel from start to end.

From organizing chapters to track timelines and map out intricate plot sequences this AI tool becomes your ultimate writing companion. 

Key Features

  • Visual storyboarding for smooth and logical narrative development
  • Built-in character templates to ensure continuity and depth
  • Goal-setting tools to boost productivity and stay on track
  • Timeline management for keeping plots aligned and coherent

Pricing

PlanPriceAI Writing FeaturesFeatures
Squibler LimitedFree6,000 AI words/month5 AI-generated images/month, 15 files, 1 project
Squibler Pro$16/month (Billed $192 annually)Unlimited AI manuscripts & outlinesUnlimited AI writing & image generation, one physical copy (gift), live online training
Rytr Landing page

Ryter is a budget-friendly AI assistant that helps writers to craft fiction scenes, refine the sentences and generate content effortlessly.

This budget-friendly tool comes with several adjustable tone settings and offers a clean and user-friendly interface.

This is an ideal tool for writers who are exploring AI-powered solutions for storytelling without a pricey price tag.

Key Features

  • AI-generated content with customizable tone and style
  • Sentence rewriting for enhanced clarity, flow, and impact
  • Easy-to-use interface for quick drafts

Best for: Writers seeking an economical yet capable AI assistant for drafting and polishing creative content.

Pricing

PlanPriceAI Writing FeaturesAdditional Perks
Free$0/month10K characters per monthNo credit card required
Unlimited$9/month (or $7.50/month billed annually)Unlimited AI-generated content50 monthly plagiarism checks, 1 Tone Match
Premium$29/month (or $24.16/month billed annually)Unlimited AI writing100 monthly plagiarism checks, multiple Tone Matches, priority support
novelcrafter Landing page

Novelcrafter is specially built for authors who are looking for a companion to build long-form fiction and multi-layered novels.

From tracking intricate character dynamics to maintaining consistency across chapters this tool proves the structure and clarity for managing large-scale storytelling. 

Key Features

  • Scene and chapter linking to ensure smooth, cohesive storytelling
  • Tools for tracking character relationships and plot threads
  • Cloud-based storage to keep your manuscript safe and accessible

Best for: Writers working on complex, long-form fiction with detailed plots and interconnected storylines.

Pricing

PlanPriceFeatures
Scribe$4/monthUnlimited books, basic review tools, series & universes (coming soon)
Hobbyist$8/monthAll Scribe features + AI integration, scene summarization, character extraction
Artisan$14/monthAll Hobbyist features + chat features, advanced review tools, workshop chat
Specialist$20/monthAll Artisan features + collaborative writing, team management, priority support
novelist AI Landing page

NovelistAI offers a unique blend of text generation and multimedia, helping authors to craft immersive and visually rich storyworlds.

With AI-generated descriptions and integrated visuals, this powerful tool helps writers to be focused and develop dynamic stories. 

Key Features

  • AI-powered prompts and setting descriptions to spark creativity
  • Built-in visuals that enhance mood, setting, and atmosphere
  • Collaborative features for co-writing or creative brainstorming

Best for: Writers interested in multimedia storytelling, immersive worldbuilding, and visual inspiration.

Pricing

PlanPriceCredits Per MonthFeatures
Free$0/month5 creditsRead unlimited books, write books & gamebooks, generate cover images (limited options)
Premium$9/month300 creditsAdvanced parameters, some editing options, priority support
Pro$44/month1,500 creditsAll editing options, priority support, request features
Basic (On-Demand)$19 (one-time)300 creditsPay-as-you-go option for occasional AI writing
Advanced (On-Demand)$59 (one-time)1,000 creditsMore flexibility for AI-generated content
Premium (On-Demand)$159 (one-time)3,000 creditsFull AI writing capabilities without subscription
  1. Jasper AI – All-in-One Writing and Editing Companion
Jasper Landing page

Jasper AI is an all-in-one writing companion, offering creative storytelling tools with advanced editing and content optimization features.

The tool comes with a wide range of templates and a smart assistant that helps in dialogue and character building.

Overall Jasper AI is an ideal tool for authors who are looking for both creative support and editorial precision.

Key Features

  • AI-generated dialogue for natural, engaging character interactions
  • SEO tools for writers blending fiction with blogging or author platforms
  • Multilingual support for reaching diverse, global audiences

Best for: Writers looking for a robust, all-in-one AI assistant that supports both fiction creation and content refinement.

Pricing

PlanPriceFeatures
Creator$39/month per seatAI-powered content creation, SEO mode, Jasper Chat, browser extension
Pro$59/month per seatEverything in Creator + 3 Brand Voices, 10 Knowledge assets, AI image generation
BusinessCustom pricingUnlimited feature usage, custom workflows, enterprise-grade security, API access
  1. Writesonic – Speed Up Your Novel Drafts
Writesonic Landing page

Writesonic is specially designed to enhance the speed and efficiency and help writers to generate high-quality drafts quickly.

From ideation to refinement, Writesonic’s AI-driven tools support in every stage of writing.

In simple terms, it is an ideal solution for authors looking to move quickly from concept to manuscript.

Key Features:

  • Rapid AI-generated first drafts to jumpstart your writing
  • Creative prompts for scenes, character arcs, and themes
  • Rewrite and enhancement tools for improving tone, clarity, and flow

Best for: Writers who need fast, AI-assisted storytelling and quick drafting support.

Pricing

PlanPriceFeatures
Free$0/monthAccess to core AI tools, 1 site audit (up to 100 pages), limited AI generations
Basic$16/month (billed annually)10 AI Agent generations/month, 5 articles/month, 3 site audits/month
Lite$39/month (billed annually)100 AI Agent generations/month, 15 articles/month, 6 site audits/month
Standard$79/month (billed annually)Unlimited AI Agent generations, 30 articles/month, 15 site audits/month
Professional$199/month (billed annually)100 articles/month, 40 site audits/month, API access, GPT-4o mini
Advanced$399/month (billed annually)5 users included, 4 projects, unlimited AI Agent generations
  1. ProWritingAid – Elevate Your Manuscript with Professional-Grade Editing
ProWritingAid Landing page

ProWritingAid is a powerful editing tool specially built for fiction writers who are looking for perfect manuscripts.

More than basic grammar checks, this tool offers deep stylistic analysis, structural suggestion and readability improvements.

Key Features

  • Real-time grammar, punctuation, and style corrections
  • Sentence structure analysis to improve clarity and flow
  • Seamless integration with Scrivener, Google Docs, and MS Word

 Best for: Authors refining their novels for publication, critique, or editorial review.

Pricing: 

PlanPriceFeatures
Free$0/monthBasic writing suggestions, grammar & spelling checks, 500-word limit per document
Premium$30/month (or $120/year)Unlimited word count, unlimited rephrases, advanced style improvements, 25+ writing analysis reports
Premium Pro$36/month (or $144/year)Everything in Premium + AI-powered critique, 50 AI Sparks per day, priority support
Lifetime$399 (one-time payment)Full access to Premium features forever
Note: The pricing details for the tools mentioned above are subject to change and may vary based on the provider’s updates or promotional offers.

Optimizing AI Prompts for Novel Writing

While AI writing tools are capable of generating compelling content, the true magic lies in the clarity of the prompts entered.

A well-crafted prompt guides AI like a roadmap guiding the model to response that closely aligns with your vision.

Whether you are crafting an emotional scene or funny character interactions, mastering prompts is the key to unlocking the AI’s full potential in novel writing. 

  1. Be Specific: Guide the AI for Deeper, More Immersive Storytelling

General prompts tend to produce flat and simple content.

Instead of vague prompts, provide clear context, tone and sensory details such as mood, character relationships and tensions for immersive response. 

Weak Prompt

“Write a scene.” → Too general, lacking direction. 

Strong Prompt

“Write a tense conversation between two rival detectives in a cold, rainy alley where one accuses the other of betrayal.” → Includes setting, mood, and character conflict.

  1. Define Tone and Style: Match the Mood of Your Story

AI can mimic different writing styles.

Hence, it is essential to specify the emotional depth, suspense or action clearly in the prompt to match the intended mood. 

❌ Weak Prompt

“Describe a battle.”Too broad, lacks emotional depth.

Strong Prompt

“Describe a chaotic medieval battle from the perspective of a wounded soldier crawling through the mud.” → This type of prompt sets the scene and emotional tone, resulting in a more evocative, grounded narrative.

  1. Experiment and Iterate – Adjust Prompts for Refinement

If the AI response isn’t right, then don’t give up. Instead, tweak your prompt by specifying instructions.

Clarify the emotional arc or specify the need. Even minor changes can significantly improve the overall results. 

Initial Prompt: “Write an emotional reunion between a mother and daughter after years apart.”

Refined Prompt for Deeper Impact: “Write an emotional reunion where a mother and daughter, separated for years, meet at an airport. The mother hesitates before running toward her daughter, who is overwhelmed with conflicting emotions.”

Consider your prompt as a director’s cue—you are setting the stage, defining the mood, and guiding the characters.

The clearer your vision, the more closely the AI’s output will reflect your intended narrative voice and emotional tone.

Key Takeaway: To unlock the full potential of AI storytelling, clarity is everything. A well-structured prompt guides AI to mirror your creative vision—so be specific about setting, tone, and character dynamics. Define the emotional style you want, and don’t hesitate to tweak and refine prompts for better results. Think like a director: set the scene, guide the emotion, and let AI bring your story to life. With the right approach, AI becomes a powerful creative partner, making storytelling more immersive, engaging, and effortless.

Mastering prompt engineering is the key to unlocking AI’s full storytelling potential.

The more precise your prompt, the more creative and powerful the AI’s response will be.

If you want to learn how to guide AI like a true creative partner, then dive into our exclusive prompt engineering cheatsheet and start shaping your stories with clarity, intention, and impact.

Conclusion

AI writing tools are no longer just futuristic concepts—they’re here, transforming how novelists brainstorm, write, and refine their stories.

From brainstorming fresh ideas to polishing your final manuscript, AI writing tools can support you at every step—helping you overcome blocks, stay organized, and unleash your creativity like never before. 

These tools aren’t here to replace your unique voice—they’re here to enhance it.

Whether you are a first-time novelist or a seasoned storyteller, the right AI assistant can become your trusted writing partner—making your process smoother, faster, and more enjoyable.

So explore, experiment, and find the tool that fits your creative flow. Because with AI by your side, your next great story might be just a few clicks away.

FAQs

Can I Write a Complete Novel Using AI?

Not entirely. While AI can generate large amounts of text and assist with plot development, character creation, and scene writing, it isn’t capable of producing a fully polished, coherent novel on its own—at least not one ready for publication. Most authors use AI as a creative partner or writing assistant rather than a full replacement. Human input, editing, and storytelling instincts remain essential.

Are AI Writing Tools Suitable for All Genres?

Yes, most top AI writing tools are quite versatile and can adapt to a wide variety of genres—from romance and thrillers to fantasy, sci-fi, and even nonfiction. However, results can vary based on the tool you choose and the complexity or nuance required by your specific genre. Some tools may perform better with dialogue-heavy scenes, while others excel at world building or plot outlining.

Yes, there are ongoing discussions about ethics and copyright in AI-generated content. Some authors express concern about how AI models are trained—particularly whether copyrighted works were used without consent. It’s important to review the terms of service and privacy policies of any AI tool you use. Also, when publishing content generated with AI, be mindful of originality, attribution, and your platform’s content guidelines.

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