Quick Overview
- 1#1: Sudowrite - AI writing companion specialized for fiction authors, offering brainstorming, plot development, character building, and prose enhancement tools.
- 2#2: NovelAI - AI-driven storytelling platform with lorebooks, memory modules, and text adventure generation tailored for novel-length narratives.
- 3#3: Holo AI - Unlimited AI text generator focused on creative writing, with customizable models for consistent long-form story continuation.
- 4#4: Squibler - AI-powered novel writing software that generates full books, outlines, and scenes while organizing projects like a professional suite.
- 5#5: Jasper - Advanced AI writing assistant with long-form content generation, templates for stories, and brand voice consistency for novel drafting.
- 6#6: Writesonic - AI writer featuring story generators, novel outlines, and chapter tools integrated with SEO and creative modes.
- 7#7: AI Dungeon - Interactive AI storytelling engine that builds dynamic narratives, worlds, and characters for immersive novel experimentation.
- 8#8: Rytr - Affordable AI writing tool with creative writing presets for generating plot ideas, dialogues, and short stories extendable to novels.
- 9#9: Copy.ai - Versatile AI copywriter with workflows for story ideation, character bios, and narrative expansion suitable for novel planning.
- 10#10: Sassbook - AI content platform with story writing tools that generate engaging narratives, outlines, and full chapters from prompts.
Tools were evaluated for robust features (e.g., plot/character development, long-form continuity), consistent output quality, ease of use, and value relative to functionality.
Comparison Table
The growth of AI tools has transformed novel writing, and this comparison table breaks down key options like Sudowrite, NovelAI, Holo AI, Squibler, Jasper, and more, helping readers identify which tool best fits their writing process, goals, and unique needs.
| # | Tool | Category | Overall | Features | Ease of Use | Value |
|---|---|---|---|---|---|---|
| 1 | Sudowrite AI writing companion specialized for fiction authors, offering brainstorming, plot development, character building, and prose enhancement tools. | specialized | 9.6/10 | 9.8/10 | 9.5/10 | 9.2/10 |
| 2 | NovelAI AI-driven storytelling platform with lorebooks, memory modules, and text adventure generation tailored for novel-length narratives. | specialized | 8.9/10 | 9.5/10 | 8.2/10 | 8.5/10 |
| 3 | Holo AI Unlimited AI text generator focused on creative writing, with customizable models for consistent long-form story continuation. | specialized | 8.2/10 | 8.7/10 | 7.6/10 | 8.1/10 |
| 4 | Squibler AI-powered novel writing software that generates full books, outlines, and scenes while organizing projects like a professional suite. | specialized | 8.1/10 | 8.7/10 | 8.2/10 | 7.4/10 |
| 5 | Jasper Advanced AI writing assistant with long-form content generation, templates for stories, and brand voice consistency for novel drafting. | general_ai | 7.2/10 | 7.0/10 | 9.0/10 | 6.5/10 |
| 6 | Writesonic AI writer featuring story generators, novel outlines, and chapter tools integrated with SEO and creative modes. | general_ai | 7.2/10 | 7.0/10 | 8.5/10 | 7.5/10 |
| 7 | AI Dungeon Interactive AI storytelling engine that builds dynamic narratives, worlds, and characters for immersive novel experimentation. | specialized | 7.2/10 | 7.5/10 | 9.0/10 | 7.0/10 |
| 8 | Rytr Affordable AI writing tool with creative writing presets for generating plot ideas, dialogues, and short stories extendable to novels. | general_ai | 6.8/10 | 6.2/10 | 8.7/10 | 7.5/10 |
| 9 | Copy.ai Versatile AI copywriter with workflows for story ideation, character bios, and narrative expansion suitable for novel planning. | general_ai | 6.1/10 | 5.7/10 | 8.7/10 | 6.0/10 |
| 10 | Sassbook AI content platform with story writing tools that generate engaging narratives, outlines, and full chapters from prompts. | general_ai | 7.1/10 | 7.0/10 | 8.5/10 | 6.5/10 |
AI writing companion specialized for fiction authors, offering brainstorming, plot development, character building, and prose enhancement tools.
AI-driven storytelling platform with lorebooks, memory modules, and text adventure generation tailored for novel-length narratives.
Unlimited AI text generator focused on creative writing, with customizable models for consistent long-form story continuation.
AI-powered novel writing software that generates full books, outlines, and scenes while organizing projects like a professional suite.
Advanced AI writing assistant with long-form content generation, templates for stories, and brand voice consistency for novel drafting.
AI writer featuring story generators, novel outlines, and chapter tools integrated with SEO and creative modes.
Interactive AI storytelling engine that builds dynamic narratives, worlds, and characters for immersive novel experimentation.
Affordable AI writing tool with creative writing presets for generating plot ideas, dialogues, and short stories extendable to novels.
Versatile AI copywriter with workflows for story ideation, character bios, and narrative expansion suitable for novel planning.
AI content platform with story writing tools that generate engaging narratives, outlines, and full chapters from prompts.
Sudowrite
specializedAI writing companion specialized for fiction authors, offering brainstorming, plot development, character building, and prose enhancement tools.
Canvas: an infinite, visual planning tool for mind-mapping plots, characters, and worlds directly integrated with AI generation.
Sudowrite is an AI-powered writing tool tailored for fiction authors, offering features like text generation, scene enhancement, idea brainstorming, and story planning to streamline novel creation. It adapts to the user's writing style for seamless continuations and expansions, helping overcome writer's block while maintaining narrative coherence. With tools such as Write, Describe, Brainstorm, and Canvas, it supports every stage of the novel-writing process from ideation to polishing.
Pros
- Exceptional fiction-specific AI tools like Canvas for infinite story planning and Describe for vivid enhancements
- Adapts to user's voice for natural, coherent prose continuations
- Intuitive web interface with real-time collaboration and feedback
Cons
- Subscription model with no lifetime option
- Higher tiers needed for unlimited usage, which can get expensive
- Occasional AI hallucinations requiring manual editing
Best For
Fiction writers and novelists seeking AI assistance to boost creativity, overcome blocks, and accelerate drafting without losing their unique voice.
Pricing
Free trial available; plans start at $19/month (Hobby, 225k words), $29/month (Pro, 2M words), up to $99/month (Max, unlimited words).
NovelAI
specializedAI-driven storytelling platform with lorebooks, memory modules, and text adventure generation tailored for novel-length narratives.
Lorebook system, which dynamically injects detailed character, location, and lore entries into context for unparalleled world-building consistency
NovelAI is a subscription-based AI platform designed for generating novels, stories, and interactive fiction using fine-tuned language models optimized for creative writing. It offers advanced tools like Lorebooks for maintaining world-building consistency, Memory and Author's Note for guiding narratives, and an intuitive text editor for collaborative story crafting. Additionally, it includes anime-style image generation to visualize scenes, making it a comprehensive tool for fiction authors.
Pros
- Exceptional context management with Lorebooks, Memory, and Author's Note for consistent long-form narratives
- Uncensored output ideal for mature or experimental fiction genres
- High-quality, coherent story generation surpassing many general-purpose AI tools
Cons
- Subscription-only model with no permanent free tier limits accessibility
- Steep learning curve for mastering advanced prompting and modules
- Anlas currency system required for extra generations can increase costs
Best For
Creative writers and role-players who want a powerful, privacy-focused AI partner for building detailed, uncensored novels and stories.
Pricing
Monthly subscriptions from $10 (Tablet: limited Anlas) to $25 (Opus: unlimited priority text/image gen + more Anlas); Anlas packs available for extras.
Holo AI
specializedUnlimited AI text generator focused on creative writing, with customizable models for consistent long-form story continuation.
Advanced Lorebook system that dynamically injects detailed world, character, and plot information into generations for superior consistency.
Holo AI is a specialized AI platform for novel writing, interactive fiction, and story generation, leveraging customizable language models to produce coherent long-form narratives. It excels in tools like lorebooks for world-building consistency, memory systems for character tracking, and genre-specific presets for romance, fantasy, sci-fi, and more. Users can generate, edit, and expand stories interactively, making it a strong aid for creative writing workflows.
Pros
- Robust lorebook and memory features ensure narrative consistency in long novels
- Highly customizable AI models and prompts for diverse genres including NSFW
- Supports extended context windows for generating substantial chapters at once
Cons
- Interface feels somewhat dated and less intuitive than modern competitors
- Token limits on lower tiers restrict heavy novel-writing sessions
- Generations can occasionally repeat phrases without fine-tuning
Best For
Writers focused on fantasy, romance, or interactive fiction who prioritize world-building tools and uncensored creative freedom.
Pricing
Free tier with limited tokens; paid plans from $4.99/month (100k tokens) to $24.99/month (unlimited access).
Squibler
specializedAI-powered novel writing software that generates full books, outlines, and scenes while organizing projects like a professional suite.
Full-Length AI Book Generator that creates complete novels from a single prompt
Squibler is an AI-powered writing platform tailored for novelists, screenwriters, and authors, offering tools to generate outlines, characters, scenes, and even full-length books from simple prompts. It streamlines the writing process with features like story progression tracking, collaboration, and export options for publishing. Ideal for overcoming writer's block, it combines AI assistance with structured templates to help users build complete manuscripts efficiently.
Pros
- Comprehensive AI tools for outlines, characters, and full book generation
- Intuitive project management and progress tracking
- Multiple export formats for easy publishing
Cons
- AI-generated content often requires heavy editing for originality
- Limited free plan restricts advanced features
- Pricing feels steep compared to some competitors
Best For
Aspiring novelists and screenwriters who need structured AI help with plotting and initial drafts.
Pricing
Free plan with limited AI uses; Pro at $20/month or $192/year for unlimited generations and advanced tools.
Jasper
general_aiAdvanced AI writing assistant with long-form content generation, templates for stories, and brand voice consistency for novel drafting.
Boss Mode for iterative, command-driven long-form writing that maintains context across novel sections
Jasper.ai is a versatile AI writing tool that excels in generating marketing copy, blog posts, and creative content, including story outlines and novel chapters through its specialized templates and Boss Mode for long-form writing. It leverages advanced language models to assist with brainstorming plots, character descriptions, and scene development, streamlining the initial drafting process for novelists. While not exclusively designed for fiction, it provides a user-friendly platform for AI-assisted novel writing with features like brand voice consistency and content commands.
Pros
- Intuitive interface with drag-and-drop templates for quick story generation
- Boss Mode enables guided long-form content creation ideal for novel chapters
- Strong integration with SEO tools and image generation for comprehensive workflows
Cons
- Limited novel-specific tools like advanced plot tracking or character consistency
- Outputs can feel generic without heavy user prompting and editing
- High pricing scales poorly for heavy novel-writing usage
Best For
Aspiring novelists seeking a beginner-friendly AI tool for brainstorming and drafting shorter sections rather than full-length manuscripts.
Pricing
Starts at $39/month (Creator plan, 20k words); Pro at $59/month (unlimited words); annual discounts available.
Writesonic
general_aiAI writer featuring story generators, novel outlines, and chapter tools integrated with SEO and creative modes.
Customizable creative writing templates for plots, characters, and scenes that streamline the brainstorming process
Writesonic is a versatile AI writing platform that leverages advanced language models to generate content across various formats, including short stories, outlines, and chapters for novel writing. It offers specialized templates for creative writing tasks like plot generation, character development, and scene creation, making it suitable for ideation and drafting. While powerful for quick bursts of creative output, it faces challenges with maintaining consistency over long-form novels due to context limitations.
Pros
- Intuitive interface with drag-and-drop templates for story elements
- Fast generation speeds for outlines and chapters
- Integration with multiple AI models for varied output styles
Cons
- Struggles with long-context coherence for full novels
- Generative output often feels generic and requires significant editing
- Limited advanced novel-specific tools like plot tracking or character arcs
Best For
Aspiring novelists or content creators seeking quick ideation, outlines, and draft chapters to build upon manually.
Pricing
Free tier with limited credits; paid plans start at $16/month (Individual, 100k words) up to enterprise options.
AI Dungeon
specializedInteractive AI storytelling engine that builds dynamic narratives, worlds, and characters for immersive novel experimentation.
Real-time adaptive AI that responds to any user input, enabling truly infinite and personalized story paths
AI Dungeon is an AI-powered interactive storytelling platform where users input text commands to guide dynamic, procedurally generated narratives in real-time. It excels at creating endless, branching adventures across genres like fantasy, sci-fi, and more, blending elements of text adventures with novel-like prose. While versatile for exploratory writing, it prioritizes spontaneous collaboration with the AI over structured novel authoring tools.
Pros
- Highly immersive real-time AI story generation
- Supports infinite branching narratives and custom worlds
- Large community library of shared scenarios
Cons
- Frequent AI inconsistencies and plot drifts
- Lacks robust editing, outlining, or export tools for novels
- Advanced models and unlimited access behind paywall
Best For
Writers and gamers who thrive on spontaneous, interactive storytelling rather than rigid novel structuring.
Pricing
Free tier with daily energy limits; Premium ($9.99/month or $99/year) for unlimited generations and priority AI access.
Rytr
general_aiAffordable AI writing tool with creative writing presets for generating plot ideas, dialogues, and short stories extendable to novels.
Extensive library of 40+ use cases tailored for creative writing prompts including stories and descriptions
Rytr is a versatile AI writing assistant that generates content across 40+ use cases, including creative tools for short stories, plot ideas, character descriptions, and dialogue. For novel writing, it excels at producing quick snippets, outlines, and inspirational text based on user prompts. However, it lacks specialized long-form coherence, plot-building, or character arc features found in dedicated novel AI tools.
Pros
- Intuitive interface with simple prompt-based generation
- Affordable pricing with a usable free tier
- Versatile templates for creative writing snippets like scenes and ideas
Cons
- Struggles with long-form novel coherence and context retention
- Outputs often generic and require heavy editing for novel quality
- Lacks novel-specific tools like plot generators or character trackers
Best For
Beginner writers or hobbyists needing quick ideas, short scenes, or outlines to kickstart their novels.
Pricing
Free (10k chars/mo); Saver $9/mo (100k chars); Unlimited $29/mo (unlimited chars).
Copy.ai
general_aiVersatile AI copywriter with workflows for story ideation, character bios, and narrative expansion suitable for novel planning.
Workflow builder for chaining prompts into customizable writing sequences
Copy.ai is an AI writing assistant primarily designed for generating marketing copy, blog posts, and short-form content, but it can be adapted for novel writing tasks like brainstorming ideas, character backstories, dialogue snippets, and scene outlines. It leverages advanced language models to produce text based on user prompts, offering templates and workflows for quick iterations. However, it lacks specialized tools for long-form narrative development, plot tracking, or maintaining story continuity over extended chapters.
Pros
- Intuitive interface for rapid prompt-based generation
- Versatile templates adaptable for fiction elements like descriptions and dialogue
- Unlimited generations on paid plans for iterative writing
Cons
- Struggles with long-form consistency and context retention for novels
- Outputs often feel generic or marketing-oriented, lacking deep narrative creativity
- No built-in tools for plot outlining, world-building, or character arc management
Best For
Aspiring novelists needing quick inspiration for short scenes, ideas, or revisions rather than full manuscript drafting.
Pricing
Free plan with 2,000 words/month; Pro at $49/month (or $36/month annually) for unlimited words and advanced features; Enterprise custom pricing.
Sassbook
general_aiAI content platform with story writing tools that generate engaging narratives, outlines, and full chapters from prompts.
One-click Novel Generator that produces full draft manuscripts from a single prompt or outline
Sassbook.ai is an AI-powered writing assistant that specializes in generating stories, novels, and creative content from user prompts, outlines, or keywords. It offers tools for drafting chapters, continuing narratives, and expanding ideas, making it suitable for novel writing workflows. While versatile across genres, it excels at rapid prototyping of book drafts but requires significant human editing for polished results.
Pros
- Intuitive web-based interface for quick prompt-based generation
- Supports novel outlining, chapter continuation, and genre-specific templates
- Fast output for overcoming writer's block and initial drafting
Cons
- Generated novels often lack depth, originality, and plot consistency
- Limited advanced features like character development or world-building tools
- Freemium model restricts full novel capabilities to paid plans
Best For
Beginner novelists or hobbyists seeking quick draft generation to spark ideas and build upon manually.
Pricing
Free tier with limited generations; Pro plan at $9.99/month or $99/year for unlimited access and advanced features.
Conclusion
The reviewed tools highlight AI's growing impact on novel creation, with the top three leading for their targeted features. Sudowrite stands out as the top choice, offering focused tools for brainstorming, plot development, and prose enhancement to support fiction authors. NovelAI and Holo AI, though second and third, provide unique strengths—lorebooks and consistent long-form continuation—making them strong alternatives for varied creative needs.
Dive into Sudowrite to harness its specialized tools and transform your storytelling process, whether drafting, expanding, or refining your novel.
Tools Reviewed
All tools were independently evaluated for this comparison