GUIDE 2025

13 Best AI Book Writer Tools of 2025

Interested in leveraging an AI book writer software tool?

Amid the AI and machine learning revolution, the market is flooded with AI writing software. 

While there’s no shortage of AI tools claiming to aid your writing journey, not all are cut out for the intricate task of book authorship. Many don’t produce the desired quality of narrative coherence to keep readers interested. 

Among this vast sea of tools, a select few stand out. These exceptional AI book writer tools incorporate cutting-edge technology and offer intuitive interfaces. They’re poised to redefine what it means to blend creativity and efficiency in authorship, ensuring content quality without compromising the essence of storytelling.

What are the Best AI Book Writer Tools?

The following is an overview of some of the best AI tools for book writing:

1. Squibler

Squibler

Squibler is a premier AI writing tool, blending rich functionality with user-centric design. Squibler assists authors in crafting detailed narratives, excelling with its scene description capabilities. This allows writers to create immersive environments, making stories tangible and alive.

The capabilities of Squibler extend beyond AI-assisted writing. Its robust project management tools dovetail with goal tracking, enabling authors to maintain a clear direction in their creative pursuits. This makes it great for a seasoned and a new aspiring writer.

Collaboration is a breeze with Squibler, facilitating easy connections with co-authors in just a few clicks. Tailoring to the modern author’s needs, Squibler includes features like dark mode and split screen, enhancing the writing experience. The tool’s flexibility is evident with its option for downloading in various formats, catering to publishing needs. Additionally, Squibler’s elements feature offers a systematized approach to generating key narrative components such as characters and settings and using them to create book scenes and chapters.

Also, this AI writer has an image generation feature, which allows any book writer to create visuals through the tool.

Squibler simplifies plotting and character development. It’s a solid AI book writer overall, and its features make book writing not only smoother but also enjoyable.

Pricing

It offers two plans. You can experience the limited features with the free plan. The Pro plan offers unlimited features that cost $16 per month.

2. Simplified

Simplified

Simplified offers an AI-driven platform designed to assist writers in creating books. The software generates text using natural language processing algorithms. Users can provide prompts, partial sentences, or ideas, and the AI generates content based on these inputs.

It also incorporates research capabilities, such as scanning databases and online sources, to provide relevant information, statistics, and references.

Pricing

This AI writer tool offers a free version that allows you to generate only 2000 words per month. Its pro plan costs $12 monthly and includes an unlimited word count.

3. Neuroflash

Neuroflash

Neuroflash combines natural language processing algorithms, deep learning models, and data analytics to assist authors in their writing process. It helps create character profiles and generate dialogue, paragraphs, or even entire book sections. Overall, it is a great tool for creative writing.

Additionally, it offers suggestions and prompts, functions as an advanced grammar checker, and improves sentence structure and word choices.

Pricing

Neuroflash offers free and paid packages. Paid packages include a standard, pro, and enterprise plan. The standard plan costs €30 per month, the pro plan costs €80 per month, and the enterprise plan costs €400 per month.

4. Jasper AI

Jasper AI

Jasper AI serves as a comprehensive writing assistant that goes beyond error correction. It analyzes manuscripts for passive voice, overused words, and tense inconsistencies.

The software provides real-time suggestions, enabling immediate improvements to the text.

Pricing

Jasper AI offers three plans to suit your preferences. The creator plan offers affordability at approximately $39 per month when committing to a full annual payment. Its monthly subscription is priced at around $49.

The team plan caters to the needs of teams and businesses. The annual subscription costs about $99 per month, while the monthly option costs approximately $125.

The business plan, tailored to your needs, hinges on customization and usage requirements. To obtain an accurate estimate, contact the Jasper AI team directly.

5. ProWritingAid

ProWritingAid

ProWritingAid serves as a comprehensive writing assistant that goes beyond error correction. It analyzes manuscripts for passive voice, overused words, and tense inconsistencies.

The software provides real-time suggestions, enabling immediate improvements to the text.

Pricing

Its free plan offers basic writing guidance features and 500 words. Go with its premium plan to get unlimited word count and unique features. Its premium plan costs $10 per month.

6. Writesonic

Writesonic

Writesonic aims to assist authors with multiple writing tasks by leveraging artificial intelligence. It can help generate plot summaries, describe characters, and other elements essential to storytelling. Thanks to the software’s capability to adapt to various tones and voices, writers have the option to explore different writing styles. The software’s interface is designed with ease of use in mind, making it a suitable choice for those who are new to using artificial intelligence in their writing workflow.

Pricing

It offers a free version that offers a limited word count. Its paid plans include the unlimited plan, business plan, and enterprise plan. Its unlimited plan costs about $20 per month, and the business plan costs $19. If you go with the annual payment plan, you can get the unlimited plan at a lower cost of $16 per month and a business plan for $12.67 per month. Its enterprise plan is also available on request and comes with a team of experts to help you get the most out of AI Book Writer.

7. Rytr

Rytr

Rytr is designed as a platform that allows human writers and artificial intelligence to contribute to the writing process. The software focuses on providing initial drafts, plot outlines, and character arcs. Writers can feed their prompts and preferences into the system, steering the generated content in a direction that aligns with their vision. Rytr aims to adapt to various writing styles and genres, making it useful for those who write in different formats or have multiple projects.

Pricing

Its free plan gives you access to the basic features of AI book writing software without cost. However, its additional packages include a saver and unlimited plan. The saver plan costs $9/month, while the unlimited plan costs $29/month.

8. ChatGPT

ChatGPT

Although ChatGPT is a powerful tool, it’s not designed specifically for authors and novelists. It can help generate plot ideas and develop characters, but it doesn’t provide structure for that. 

The outcome will depend on the quality of the prompts. The software’s capacity for contextually relevant dialogue can be useful for authors during the brainstorming and editing phases. It offers suggestions on various issues, from sentence structure to grammar, to help make the writing as polished as possible.

Pricing

It’s a free AI book writer software tool that allows you to create book-length documents in minutes. It’s full of features and powerful tools for writers looking to optimize their workflow.

9. Copy AI

Copy AI

Copy AI is designed to assist new and experienced writers across various writing tasks. While it can help generate marketing copy and blog posts, it also extends its capabilities to aid in novel writing. The software takes user inputs to generate content quickly and efficiently, aiming to make the creative process smoother. It also plays a role in editing by providing AI-driven suggestions for improving the clarity and structure of the writing.

Pricing

Copy AI offers a free version. The paid packages include a pro plan that costs about $49 per month if you pay monthly. The annual pro plan costs about $36 per month. For the enterprise plan, you have to contact them directly to find out the exact pricing.

10. Sudowrite

Sudowrite

Sudowrite positions itself as a tool that integrates smoothly into a writer’s existing process. It aims to do more than just correct grammar and syntax errors; it also tries to understand the context, tone, and style of the work it is assisting with. From novels to academic papers, Sudowrite aims to be a comprehensive companion that helps writers express themselves more precisely and efficiently.

Pricing

You can choose from three plans offered by SudoWrite. The student plan is only $10 monthly, the professional plan is $25 per month, and the enterprise plan is around $100.

11. Sassbook

Sassbook

Sassbook focuses on providing writers with AI-driven suggestions and idea generation, aiming to fit naturally into any creative process. It offers an array of suggestions and insights that can help writers think creatively and efficiently. The tool allows easy transitioning between manual writing and AI-assisted suggestions, allowing writers to maintain their unique styles while leveraging AI capabilities.

Pricing

Saasbook offers a free, standard, and premium plan. The standard plan is $39.5, and the premium plan is $49.16 if you pay annually. Monthly plans are also available at a higher rate.

12. AI Dungeon

AI Dungeon

AI Dungeon serves as a virtual co-author, generating content based on user input. It aims to assist in creating engaging narratives across multiple genres, from sci-fi and fantasy to romance and mystery. The software analyzes user inputs and attempts to offer contextually appropriate suggestions, which can be useful for overcoming creative blocks or enriching existing storylines.

Pricing

AI Dungeon is a free online tool powered by AI that allows you to write books.

13. Shortly AI

Shortly AI

Shortly AI focuses on serving as a virtual co-writing companion. It uses a data-driven approach to understand various styles, tones, and narrative structures. Whether your project is rooted in classic literature or contemporary storytelling, the software aims to adapt accordingly. The software also works in real time, offering drafts and brainstorming assistance as you write.

Pricing

Shortly AI offers a monthly plan, which costs $79. The annual plan is less expensive, about $65 per month.

Capabilities to Look for in an AI Book Writer Software

Selecting the ideal AI book-writing software requires a keen understanding of its capabilities. To ensure the tool truly enhances your writing process, look for these essential features:

  • Customization and Control: Seek tools that offer robust customization options. The ability to dictate writing styles, tones, and themes is invaluable. It’s crucial that the AI’s output can be shaped to match your unique voice and creative intent.
  • Element Generation: Advanced AI tools can autonomously generate and store key elements of a book, such as characters, settings, and objects. This functionality aids in crafting a consistent and detailed narrative.
  • Scene Description Capabilities: An AI’s prowess in painting vivid scenes can be a boon. Ensure it can describe scenes using sensory details and even craft poetic metaphors to breathe life into your narrative.
  • Chapter Visualization: The ability to visualize and organize chapters can streamline the narrative process. This feature ensures the story flows smoothly and helps in tracking plot progression.
  • Research and Fact-Checking: The tool should be equipped to conduct research and fact-checking. This guarantees that the content created is accurate and credible.
  • Intuitive User Interface: A user-friendly, intuitive interface can distinguish between seamless writing and frustrating hiccups. Opt for tools that are straightforward to navigate.
  • Collaboration Capabilities: If your writing process involves teaming up with co-authors or editors, the tool should facilitate easy content sharing and editing. Collaborative features ensure seamless teamwork.

FAQs

Here are a few FAQs that will help you understand more about the AI-Writing software and what it can do for you:

Is there an AI that can help write novels?

Yes, AI models like Squibler and GPT can generate text suitable for novels and fiction writing. These AI models can assist by suggesting ideas, generating paragraphs, and creating coherent narratives. However, it’s important to note that while AI can aid in writing, the more intricate aspects of novel writing, such as crafting original storylines, understanding complex emotions, and delivering a uniquely human perspective, still heavily rely on human authors’ skills and creativity.

What is the best AI tool for improving writing skills and writing style?

Squibler is regarded as one of the top AI-powered tools for enhancing writing skills and refining writing style. This tool utilizes natural language processing technology to create content from scratch. It offers various features, including text completion, automated grammar correction, and a stylistic analysis function. The latter can identify an author’s distinct writing style and replicate it in the generated text, making Squibler an excellent choice for aspiring and experienced writers aiming to develop their unique writing voices.

Is there a free AI tool for writing novels or improving fiction writing?

Several AI writing tools are available for free, though they may have limitations in terms of features. For example, Squibler provides a free version of its AI book writing software, albeit with fewer features than its Pro version. Nonetheless, these free AI writing tools can offer valuable assistance for authors working on novels and fiction by suggesting ideas and providing writing prompts.

What is the most effective AI writing tool for the fiction writing process and novel creation?

Squibler is a premier AI text generator for fiction writing and crafting novels. Leveraging natural language processing technology, it can create content from scratch and boasts unique features such as automated grammar correction and stylistic analysis. Users can customize word counts, choose writing styles, and even specify target demographics, making Squibler a versatile tool for authors striving to produce engaging and captivating content.

Josh Fechter
Josh is the founder of Technical Writer HQ and Squibler, a writing software. He had his first job in technical writing for a video editing software company in 2014. Since then, he has written several books on software documentation, personal branding, and computer hacking. You can connect with him on LinkedIn here.