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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 21-39 out of 39

9.8

Spot Score

PaperRater - Proofreading Software

PaperRater

Perfection, polished by PaperRater's precision.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

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What is PaperRater?

PaperRater offers an innovative solution to enhance your writing skills. Utilizing cutting-edge AI technology, it provides in-depth and accurate analysis of your writing, including grammar, spelling, and plagiarism checks. This comprehensive and dependable service pinpoints errors contextually ...

Read more about PaperRater

Starts from $0/month when monthly, also offers free forever plan

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

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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

9.3

Spot Score

Linguix - AI Writing Assistant Software

Linguix

Transforming writing with AI technology.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is Linguix?

Linguix is an evidence based AI writing assistant that helps students write better essays, and have more control over their own learning by monitoring their progress and providing feedback. Linguix uses real-time analysis to check grammar, spelling, and expected word frequency while the student ...

Read more about Linguix
Free TrialTry Free →·

Starts from $6/month when yearly, also offers free forever plan

9.2

Spot Score

Copy.ai - AI Writing Assistant Software

Copy.ai

Unleash your inner wordsmith with Copy.ai.

Best for: SMB teams · Mid-market

Start Free Trial

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What is Copy.ai?

Introducing Copy.ai - the ultimate solution to writer's block and creative struggles. Designed for writers, this innovative platform generates marketing copy in mere seconds, unleashing your inner wordsmith and saving you time and energy. With automated tools, Copy.ai helps you create engaging ...

Read more about Copy.ai
Free TrialTry Free →·

Starts from $35/Month when Billed Yearly

9.6

Spot Score

Grammarly Business - AI Writing Assistant Software

Grammarly Business

Empowering your team's written communication.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is Grammarly Business?

Grammarly is the world’s leading AI writing assistance company. Grammarly for Business combines AI writing assistance with the knowledge of the entire organization to achieve results. Grammarly is the world’s leading AI writing assistance company. Grammarly for Business combines AI ...

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Free TrialTry Free →·

Starts from $12.50/User/Month when Billed Yearly, also offers free forever plan

9.2

Spot Score

Trinka - AI Writing Assistant Software

Trinka

Transform your writing with Trinka's AI assistance.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

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What is Trinka?

Trinka is a powerful AI writing assistant for academic and technical writers. With Trinka, you can improve your writing in terms of language, grammar, tone, and more. It has over 3000 grammar checks, helps you conform to academic writing conventions and style guides, and offers an Auto File ...

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Starts from $6.67/Month when Billed Yearly, also offers free forever plan

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

8.8

Spot Score

AImReply

AImReply

Enhance your emails with expert AI suggestions.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

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What is AImReply?

Unleash the Power of AI Email Writing with AImReply, your ultimate companion for crafting emails effortlessly. Say goodbye to the hours spent contemplating the perfect message - AImReply revolutionizes your professional communication approach. Picture this: you receive an email that needs a ...

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AImReply offers custom pricing plan

8.9

Spot Score

Writerly - AI Writing Assistant Software

Writerly

Elevate your content, simplify your business.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is Writerly?

Introducing Writerly - your go-to AI-powered content generation platform! Boost conversions and automate your business with SEO optimized, organic content. Save time and money while maintaining full control over your copywriting. Experience highly-reviewed and accurate outputs with an extensive ...

Read more about Writerly
Free TrialTry Free →·

Starts from $39/Month

9.2

Spot Score

Zoho Writer - AI Writing Assistant Software

Zoho Writer

Effortlessly elevate your writing game.

Best for: SMB teams · Mid-market

Try for Free

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What is Zoho Writer?

Zoho Writer is an AI Writing Assistant Software which is a Docs editor, Spreadsheet processor, Presentation builder and more are there in a single integrated package. It has an intuitive user interface and is written in the popular Java programming language. Zoho Writer is equipped with tons of ...

Read more about Zoho Writer

9.3

Spot Score

LanguageTool - AI Writing Assistant Software

LanguageTool

Perfect your writing with LanguageTool!

Best for: SMB teams · Mid-market · Enterprise

Try for Free

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What is LanguageTool?

LanguageTool is an independent, free, and open source that checks text in over 30 languages for spelling mistakes, grammatical errors, and readability. It is developed and maintained by Dimitri Kravtchuk. LanguageTool can run as a desktop application or converts documents into various formats ...

Read more about LanguageTool

Starts from $4.99/User/Month when Billed Yearly, also offers free forever plan

8.1

Spot Score

Outwrite for Teams - AI Writing Assistant Software

Outwrite for Teams

Enhance your writing instantly with AI technology.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

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What is Outwrite for Teams?

Outwrite for Teams is the AI writing assistant for digital publishers. In minutes, authors can create longer articles that are more engaging with content that is customized for their audiences and context. Outwrite for Teams frees up time to focus on what they do best, creating high-quality ...

Read more about Outwrite for Teams

Starts from $7.95/User/Month when Billed Yearly, also offers free forever plan

8.0

Spot Score

Inksprout - AI Writing Assistant Software

Inksprout

Make your writing stand out.

Best for: SMB teams · Mid-market

Try for Free

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What is Inksprout?

Inksprout is an intelligent writing assistant that lives in the browser. It uses artificial intelligence to analyze the content of what is typing, and suggest effective revisions based on attention-grabbing phrases, pointing out areas where user may be losing reader's attention.

Read more about Inksprout

Starts from $14.99/Month when Billed Yearly, also offers free forever plan

8.1

Spot Score

CopyMonkey.ai - AI Writing Assistant Software

CopyMonkey.ai

Unleash the power of AI for sales copy.

Best for: SMB teams · Mid-market

Get Pricing Details

4.2

Add to compare

What is CopyMonkey.ai?

CopyMonkey.ai is the perfect AI-powered solution for sales copy. It gives you all the tools you need to craft product descriptions that drive increased engagement with customers, and measure the performance of your current copy. This unbeatable combination of features lets you test different ...

Read more about CopyMonkey.ai

CopyMonkey.ai offers custom pricing plan

9.3

Spot Score

ProWritingAid - AI Writing Assistant Software

ProWritingAid

Improve your writing, one click at a time.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is ProWritingAid?

ProWritingAid is the first artificial intelligence essay grading software designed specifically for writers. It understands writing. Not just the words, but its construction, the flow of ideas, and how it can be improved. With ProWritingAid user can see all these in one place, giving the power ...

Read more about ProWritingAid

Starts from $20/Month

8.9

Spot Score

WordAi - AI Writing Assistant Software

WordAi

Effortless writing, with AI assistance.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is WordAi?

WordAi is a writing software that works with all the Microsoft Office programs. It uses artificial intelligence to help users create crisp, error-free content fast while drastically slashing their workload. This tool saves valuable time and helps combat writer's block or fatigue towards the end ...

Read more about WordAi
Free TrialTry Free →·

Starts from $28.90/Month when Billed Yearly

9.0

Spot Score

Ludwig - AI Writing Assistant Software

Ludwig

Effortless writing with AI-powered assistance.

Best for: SMB teams · Mid-market

Start Free Trial

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What is Ludwig?

Ludwig is a writing assistant software, that can helps to create compelling and coherent documents quickly, and without stress. It is designed to work on own terms. It will flag dodgy sentences, offer alternative wordings, even complete sections. Ludwig is an advanced AI assisted writing ...

Read more about Ludwig
Free TrialTry Free →·

Starts from $3.99/Month when Billed Yearly, also offers free forever plan

8.8

Spot Score

Persado - AI Writing Assistant Software

Persado

Empower your words, increase your impact.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is Persado?

Persado is a AI performing Writing Assistant. It takes a human's words and makes it more persuasive, in any language. Persado works with many of the world's leading brands and agencies, delivering breakthrough results. Persado is used by top copywriters to bolster existing copy or as a first ...

Read more about Persado

Persado offers custom pricing plan

8.7

Spot Score

Smart Copy - AI Writing Assistant Software

Smart Copy

Revolutionize your content creation with Smart Copy.

Best for: SMB teams · Mid-market

Start Free Trial

Add to compare

What is Smart Copy?

Smart Copy is a revolutionary AI tool that allows you to compose, remix, and develop content with ease. With its one-stop solution to all your copywriting troubles, the suggestions it generates are tailored to your audience and your brand, improving the way you engage with your customers. Just ...

Read more about Smart Copy
Free TrialTry Free →·

Starts from $25/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

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

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