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List of the Best AI Writing Assistant Software in 2026

Rajat Gupta
Researched and Edited by Rajat Gupta
Rajat Gupta

Researched and Edited by Rajat Gupta

Last updated: · How we review

Editor's Summary · AI Writing Assistant Software

TextCortex AI, Writer, and Grammarly Business lead the AI Writing Assistant Software category. TextCortex AI impresses with a high rating of 4.8/5 from 38 users, indicating strong user satisfaction. Writer achieves a top SpotScore of 9.3/10, supported by its strong feature set and flexible pricing options. Grammarly Business, with an extensive user base reflected in 8,647 ratings, offers a platform with a SpotScore of 9.6/10.

This category of software enhances writing quality and efficiency, primarily serving content creators and marketing teams who need to produce polished, error-free text quickly.

Quick picks for AI Writing Assistant Software

  • Best overallTextCortex AI
  • Best for large teamsGrammarly Business
  • Best for content creatorsWriter
  • Best free optionPaperRater

Who gets the most from AI Writing Assistant Software

  • 1Marketing managers at SaaS companies seeking consistent brand voice across content
  • 2Academic editors and research scholars requiring advanced formatting and collaboration tools
  • 3Content writers and copywriters in digital marketing agencies focused on SEO-friendly and high-quality content
How to choose AI Writing Assistant Software

If you need strong real-time grammar and style suggestions with broad integrations, filter by products offering Microsoft Word and Google Docs support and sort by user rating. For academic or research-focused writing, filter by use cases like Academic Publishing or Research Institutions. If SEO optimization and rapid content generation are priorities, filter by content creation and SEO use cases and consider pricing tiers like Premium or Enterprise.

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Showing 61-80 out of 253

8.7

Spot Score

Outranking - AI Writing Assistant Software

Outranking

Boost your writing with AI-powered tools.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

4.6

Add to compare

What is Outranking?

Outranking is a cost efficient Artificial Intelligence and Machine Learning based Writing Assistant powered by Google. The software helps authors, students, bloggers, technical writers and subject matter experts to write better and faster.

Read more about Outranking

Starts from $39/Month, also offers free forever plan

8.7

Spot Score

InstaText - AI Writing Assistant Software

InstaText

Enhance your writing instantly with AI technology.

Best for: SMB teams · Mid-market

Get Pricing Details

Add to compare

What is InstaText?

InstaText makes use of artificial intelligence and natural language processing in order to help users further their writing skills. InstaText is a writing assistant that provides a reliable source for documents, essays, research papers and more. The program will serve as a personal writer and ...

Read more about InstaText

InstaText offers custom pricing plan

8.7

Spot Score

Peppertype.ai - AI Writing Assistant Software

Peppertype.ai

Unleash your creativity with Peppertype.ai.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is Peppertype.ai?

Peppertype is a customizable AI assistant for writers and journalists. Peppertype captures thoughts and inspiration and then provides multiple ways to share ideas. Create an outline, send it to another person, craft short stories or longer pieces or search the web for related information. From ...

Read more about Peppertype.ai

Starts from $33.33/Month when Billed Yearly

8.7

Spot Score

Lightkey - AI Writing Assistant Software

Lightkey

Unleash your writing potential in a flash.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is Lightkey?

Lightkey is a freeware application for Microsoft Windows PCs that learns how to write first, last, and most frequent words, sentences and paragraphs to predict the text to intend to write next. It analyzes writing style and mimics it while allowing to edit the results in a WYSIWYG manner. ...

Read more about Lightkey

Starts from $39.95/User/Month, also offers free forever plan

8.6

Spot Score

EssayService.ai

EssayService.ai

Unlock your academic potential with cutting-edge technology.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is EssayService.ai?

Discover EssayService.ai, the cutting-edge platform driven by advanced AI technology for exceptional essay writing. Say hello to a new era of academic excellence with EssayService.ai, your go-to solution for top-tier, well-crafted essays that align perfectly with academic standards. Say goodbye ...

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EssayService.ai offers custom pricing plan

8.6

Spot Score

SonicBook

SonicBook

Transform your ideas into polished ebooks effortlessly and profitably.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is SonicBook?

SonicBook is a user-friendly eBook creation platform that helps entrepreneurs, coaches, marketers, and content creators turn ideas, documents, or videos into professionally designed eBooks in just minutes—without requiring any writing or design skills. Ideal for those looking to generate leads, ...

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Starts from $29/month when monthly

What buyers evaluate in AI Writing Assistant Software
Depth and accuracy of grammar, spelling, and style correction tailored to specific writing contexts
Availability of integrations with popular writing and communication platforms (e.g., Microsoft Word, Google Docs, Slack)
Support for specialized writing needs such as multilingual translation, academic formatting, or SEO-optimized content generation

8.6

Spot Score

GhostWryter

GhostWryter

Streamline your content creation with GhostWryter.

Best for: SMB teams · Mid-market

Get Pricing Details

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What is GhostWryter?

Introducing GhostWryter, the ultimate solution for effortlessly generating content ideas and streamlining your writing process. This innovative tool serves as both a content generator and writing assistant, revolutionizing how businesses approach content creation in a digital age. GhostWryter ...

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8.6

Spot Score

Subtxt

Subtxt

Unlock your storytelling potential and captivate your audience.

Best for: SMB teams

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What is Subtxt?

Introducing Subtxt – Empower Your Storytelling Elevate your storytelling with Subtxt, the ultimate tool for crafting captivating narratives. Designed for professional storytellers seeking to engage their audience from start to finish, Subtxt is the hidden gem you've been searching for. Say ...

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8.6

Spot Score

Swell AI

Swell AI

Transform your podcast notes with AI efficiency.

Best for: SMB teams

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What is Swell AI?

Introducing Swell AI - the ultimate tool for generating podcast notes effortlessly. With the tagline "Create Podcast Notes in Minutes," Swell AI revolutionizes the way podcasters manage and curate their content. Gone are the days of spending hours crafting detailed summaries, time-stamps, and ...

Read more about Swell AI

Starts from $22.92/month when Billed Yearly

8.6

Spot Score

ALTTEXT.AI

ALTTEXT.AI

Empower your content with optimized alt text generation.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is ALTTEXT.AI?

ALTTEXT.AI, the premier Alt Text Generator Software, is a must-have tool for professionals who prioritize SEO and accessibility. By utilizing AI-driven technology, ALTTEXT.AI guarantees that users can effortlessly deliver optimized content across their website, blog, online store, apps, and ...

Read more about ALTTEXT.AI
Free TrialTry Free →·

Starts from $4.08/month when Billed Yearly

8.6

Spot Score

Localy

Localy

Transform your content creation with Localy's AI-powered assistance.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is Localy?

Unveiling Localy, the go-to solution for generating top-notch content and captivating images. Are you tired of staring at a blank page, struggling to find the right words for your emails, blogs, or website? Say hello to Localy, your new writing companion that will transform your content ...

Read more about Localy

8.6

Spot Score

Giovanni AI

Giovanni AI

Revolutionize your content creation process with precision and speed.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is Giovanni AI?

Introducing Giovanni AI, the ultimate solution for professionals seeking to craft top-notch content swiftly and effortlessly. Boasting the tagline of "Best AI Content Writer," Giovanni AI revolutionizes the content creation process by providing personalized, SEO-optimized content at an ...

Read more about Giovanni AI

8.6

Spot Score

Felix

Felix

Streamline content creation for social media success.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Felix?

Felix is a must-have content automation solution for content creators, small businesses, and medium-sized companies. With its powerful Machine Learning capabilities, this platform simplifies the process of designing and sharing engaging content on social media. It allows you to incorporate ...

Read more about Felix
Free TrialTry Free →·

Starts from $10.00/month when Billed Yearly

8.6

Spot Score

Copilotly - AI Writing Assistant Software

Copilotly

Effortlessly enhance your writing with Copilotly.

Best for: SMB teams

Try for Free

Add to compare

What is Copilotly?

Experience revolutionary writing with Copilotly! Unlock the power of your mind to be more productive with this A.I. assistant that will help you every step of the way on any and all projects. Copilotly ensures you'll never be slowed down - its search & polish technology allows you to quickly do ...

Read more about Copilotly

Starts from $24.99/Month when Billed Yearly, also offers free forever plan

8.6

Spot Score

CKEditor 5 - AI Writing Assistant Software

CKEditor 5

Effortless editing for flawless content creation.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.0

Add to compare

What is CKEditor 5?

CKEditor 5 is an innovative WYSIWYG text editor which offers unparalleled convenience in editing and formatting your text. It has an auto-formatting function which lets users create documents their own way or using Markdown. Inserting phrases becomes fast and effortless with CKEditor 5's ...

Read more about CKEditor 5
Free TrialTry Free →·

Starts from $37/Month when Billed Yearly, also offers free forever plan

8.6

Spot Score

Perfect Tense - AI Writing Assistant Software

Perfect Tense

Perfect your writing with intelligent AI technology.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is Perfect Tense?

Perfect Tense is an all-in-one proofreading solution which is perfect for writers, professionals and teams of creatives. Eliminate common spelling and grammar errors in no time with the intelligent AI-driven technology. It has a hassle-free workflow that can be used to edit individual write-ups ...

Read more about Perfect Tense

Starts from $99/Month, also offers free forever plan

8.6

Spot Score

Frase - AI Writing Assistant Software

Frase

Enhance your customer's journey with intelligent chatbot solutions.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is Frase?

Frase is an AI chatbot designed to enrich and automate customer's experience. The seamless integration with popular messengers makes it super easy for user to reach out, chat, and track leads from Messenger, WhatsApp, Skype and more.

Read more about Frase

Starts from $39.99/Month when Billed Yearly

8.6

Spot Score

After the Deadline - AI Writing Assistant Software

After the Deadline

Eliminate errors and elevate your writing.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is After the Deadline?

After the Deadline helps to avoid embarrassing errors and improve writing through AI-powered editing suggestions. Creative professionals rely on spell-checking to eliminate embarrassing errors before they are printed or shared. But spell-checkers can't predict grammar errors. For example, they ...

Read more about After the Deadline

8.6

Spot Score

EssayToolBox - AI Writing Assistant Software

EssayToolBox

Effortless essay writing at your fingertips.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is EssayToolBox?

EssayToolBox is an AI writing assistant software that helps to write essays in a quick and easy way. Its revolutionary natural language processing systems creates unique content and it works even better than best friend, as it doesn't complain about mistakes, can be used offline because it ...

Read more about EssayToolBox

EssayToolBox offers custom pricing plan

8.6

Spot Score

Grammatica - AI Writing Assistant Software

Grammatica

Transform your writing with AI assistance.

Best for: SMB teams · Mid-market

Get Pricing Details

Add to compare

What is Grammatica?

Grammatica is a new kind of writing assistant that helps to write better. It uses artificial intelligence to improve writing style and grammar. Using just a few words, Grammatica can identify the tense or subject-verb agreement errors in texts, suggest synonyms for words, and even replace ...

Read more about Grammatica

Grammatica offers custom pricing plan

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

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