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10 Best AI Rewriter Tools in 2025 | Features, Use Cases & Pricing

August 27, 2025
Ashu Singh
Ashu Singh
10 Best AI Rewriter Tools in 2025 | Features, Use Cases & Pricing

Just like me, it must have happened to you many times that you sit down to write content on a topic, but no idea comes to your mind, or you want to change a paragraph into a story, but are not able to find an exact outline for it, and you also know that this situation is quite frustrating.

In the last few years, I have used many AI tools for writing and today, in this article, I will guide you through my experience on how you can finally choose the best Rewriter tool for your writing, so that the meaning of your content remains real and your content also gets refined.

Today, we will learn about the 10 best Rewriter tools, which are not simple "article spinners" but advanced writing assistants that will give you results by understanding the context, tone, and intent of your writing.

Quick Summary

Whether you are a blog writer or a professional writer, you must have experienced a lack of ideas or felt the need to refine your writing at some point in your career. However, many writers avoid using rewriting tools because they believe doing so is unethical, but in reality, this is not fully correct. These questions have come to my mind many times, and in this article, I will provide you with the answers.

So, whether you want to use a Rewriter tool for SEO or for refining, it is very important to know about some important factors.

Our Focus in this article:.

  1. What is a Rewriter tool, and how does it work?
  2. What are the benefits of rewriting?
  3. How can you choose the best rewriter tool, and which factors should you pay special attention to?

What Is an AI Rewriter?

Ai Rewriter is a tool which uses Natural Language Processing (NLP) and machine learning algorithms to understand and rewrite text while retaining its original meaning.

With this, you can think of it like a professional editor who can rephrase your boring content in real time. And it can create content more fluently and professionally than your real content. These Rewriter tools can help you in many ways, like:

  • It can paraphrase your article to make it unique.

  • It can change the tone and style of your content from casual to formal to SEO-focused.

  • It improves your readability and grammar to a great extent.

  • It uses fresh variations to avoid plagiarism

The biggest difference between the AI Rewriter of 2020 and 2025 is quality and accuracy. Today's tools not only spin the content, but also help generate new content by understanding context, meaning, and SEO intent.

How AI Rewriting Tools Work?

From my experience, mostly AI Rewriters follow a 4-step process:

1. Text Input & Analysis: First of all, you will visit any Rewriter platform, for example, the "AssignmentGPT AI Rewriter" tool, after that you will choose the Rewrite option and paste your content, and this tool will analyze your content using NLP.

2. AI-Powered Rewriting: After this, the AI model will generate new sentences with new variations, that too which sound natural.

3. SEO & Plagiarism Check: After this, it will naturally embed keywords in your content and avoid duplicate content.

4. Final Output & Editing: After the whole process is complete, you will get a rewritten final version, which you can manually check for further improvements.

For example, when I tested AssignmentGPT AI Rewriter, it not only swapped synonyms but also restructured the sentences so that they sound natural and human. This made a huge difference in SEO and readability.

Why Do You Need an AI Rewriter Tool?

As we know that content creation has become very fast-paced, and competition has started in today’s time. Whether you are a blogger, marketer, or student, time is very important for everyone and is an asset in one way or the other. Let’s know that, finally, you should use the AI Rewriter tool.

  • 1. Save Time & Effort: Instead of spending hours rewriting, it is better to use a Rewriting tool in seconds.

  • 2. Boost SEO: AI tools further optimize keyword placement so that ranking improves.

  • 3. Enhance Readability: AI tools change complex sentences into simple, clear, engaging ones.

  • 4. Repurpose Content: You can create multiple variations of your content in blogs, emails and social media formats.

  • 5. Avoid Plagiarism: This tool always tries to maintain originality, which can increase your credibility.

I have used AI Rewriters so that I can add some variations to my content on other platforms, which gives uniqueness and better engagement.

Key Features of an AI Rewriter Tool

When I used AI Rewriters for the first time, I felt that the results of all the tools are not the same, but still, let's know what features we get from AI Rewriters.

Key Features of an AI Rewriter Tool

1. Multiple Rewriting Modes for Different Needs

You get a lot of modes in the best AI tools, because everyone has different requirements, like storytelling, casual, professional, essay, etc. We get to see a lot of models.

Example: Once, I used the creative mode of Quillbot to write my boring essay in a casual tone.

2. AI-Powered Content Rewriting for Accuracy & Fluency

Old Rewriters only used to spin word synonyms of articles, but modern AI tools change the content according to its intent and context while maintaining its originality.

Personal Take: I have used Rewriters many times to write product descriptions for my clients so that I can provide them with refined and catchy descriptions.

3. Preserves Original Meaning While Improving Readability

Mostly, the biggest problem with rewriters is that they are not able to maintain originality, due to which the intent of the original content is lost and the content does not seem readable either, but modern AI rewriters not only change the context but also improve SEO and readability to a great extent.

Example: Many students use AI Rewriters to meet deadlines, so that they get high-quality content quickly.

4. Free & Premium Options Available

Not everyone has the budget for $50–$70 per month subscriptions, but there are many such tools available in the market, which you can get limited access to for free, and those platforms also offer their very cheap premium plans. This is why writing tools have become quite affordable.

Tip: Whenever you want to subscribe to a tool, first test its basic free plan and only if you like its features, then buy the premium plan of that platform.

5. Enhances SEO by Optimizing Keyword Usage

SEO is a game-changer for ranking to a great extent, and most of the brands target organic traffic, so it is very important that your content is SEO optimized, and AI rewriters help a lot in this problem, as they help in the suggestion and proper flow of keyword placement in your content.

From Experience: I had a client whose blogs were not ranking in Google, then when I checked his blogs with WordAi, I found out that his SEO is very weak, and due to this reason, his blogs were not ranking.

6. Ensures Plagiarism-Free, Unique Content

The biggest fear in content creation is plagiarism, and most platforms that have an integrated plagiarism checker available ensure that there are no plagiarism issues in the final result. Grammarly, Quillbot are considered the best in this.

Quick Story: Whenever you rewrite on platforms like Grammarly, you will get the plagiarism result of the final result in the same tab.

So whenever you choose any rewriter, keep in mind what your requirements are and choose the best rewriter tool according to your needs.

The Best AI Rewriter Tools in 2025

We have learned a lot about rewriting; let us now learn about the best rewriting tools which you can use for your work.

1. AssignmentGPT AI Rewriter

You must have felt many times that all the important tools are accessible on a single website, so that we do not have to switch between multiple tools, and AssignmentGPT AI is solving this problem to a great extent, and in this, you also get access to many advanced AI-powered rewriting tools.

You can use AssignmentGPT AI platform for everything from academic essays to professional articles.

AssignmentGPT AI

Why We Picked It

AssignmentGPT AI is an all-in-one academic or copywriting platform, in which you get 10+ popular tools, which you can use to improve your writing skills or for content generation.

Who Is AssignmentGPT AI Best For?

  • It is best for school or college students, because it provides a lot of educational tools.

  • Accurate tools are available for paraphrasing and rewriting.

  • Lifetime usage with a one-time payment feature is available in it.

What We Like About AssignmentGPT AI

  • Sentence Restructuring: For this, you get access to a lot of modes and customization.

  • Fast Processing: All the tools of rewriting or copywriting give a very fast output.

Pricing

AssignmentGPT AI Rewriter offers a free plan with basic access, and its master junior plan starts from $6.99 per month.

2. Jasper (Best AI Rewriter Tool Overall)

Jasper is a very popular AI writing assistant. Simple writers only do rewriting, but this platform can also rewrite, create, and optimize existing content for SEO. I have used Jasper for my blogs, email copy and YouTube scripts many times, and its overall results are quite good.

Jasper

Why We Picked It

  • We chose Jasper because it not only does rewriting, but it can also generate entire content.

Who Is Jasper Best For?

  • It is best for businesses and agencies that require high-quality content.

  • This is also a good option for bloggers who want long-form articles.

  • You can integrate with Jasper for SEO.

What We Like About Jasper

  • Command Feature: In this, you can easily give commands for your content and also follow its AI system commands instantly.

  • Content Generation Speed: In Jasper, you can generate a blog post of 1500+ words in just 10 minutes.

  • Boss Mode: In this mode, you get advanced controls, in which you can give exact tone, structure.

  • Various Applications: Apart from rewriting, we get to see many features in Jasper, like drafting, social media captions or product description writing, etc.

Pricing

  • Jasper does not offer a free plan, and its paid plans start at $69 per month, which is why enterprises prefer it, as it is quite costly overall.

3. Chimp Rewriter

Chimp Rewriter is a very old platform, but it is still a favourite platform of many experienced SEO professionals. Most platforms are cloud-based, but Chimp is downloadable on Windows, and it uses AI and NLP to deliver the best rewritten content.

Chimp Rewriter

Who Is Chimp Rewriter Best For?

  • If you are an SEO specialist who needs multiple content variations, then you can prefer it.

  • It is also used by many agencies, which require rewriting in bulk.

  • If you have to create content in multiple languages, you can also prefer it.

What We Liked About Chimp Rewriter

  • API Access: With this, you can integrate it with your other apps for automatic rewriting.

  • Multilingual Support: In this, you will get support for all top languages like English, Spanish and French.

  • Push-Button Content Creation: In Chimp, you get the feature of importing content from the web.

  • Automation & Customization: In this, users get the feature of many advanced modes and customization.

  • Artificial Intelligence: Traditional spinners use word synonyms, but this platform is completely AI-powered.

Pricing

  • Chimp Rewriter's monthly plan starts at $15, which makes it a very affordable rewriter.

4. Quillbot

If you are a student or a blogger, I would recommend Quillbot to you, as this platform is best for everyone, from casual writers to professionals. And Quillbot provides simple as well as advanced tools.

Quillbot

Why We Picked It

Quillbot is a very old and popular platform in the market, and its overall accuracy is quite good as per the market standard, so it is the favourite platform of students and simple bloggers.

Who Is Quillbot Best For?

  • If you are a student who has the requirement of assignments or rewriting, then you can prefer this.

  • This is also the best platform for bloggers, because here they can quickly rephrase.

  • If you want to use grammar correction, then this is also a very good option.

What We Like About Quillbot

  • Content Summarizer App: This is a very good platform for making short summaries of long articles.

  • Simple to Use: In this, you can rephrase in simple steps by just pasting your text, choosing the mode.

  • Refund Policy: Most AI tools do not provide refunds, but Quillbot gives a refund option to its users.

  • Grammar Checker App: It has a built-in grammar correction feature, and it is also available as an extension.

  • Integrated Thesaurus & Dictionary: It helps a lot in fine-tuning the content, that too while rephrasing.

Pricing

  • Quillbot offers a free plan, and its premium plan starts from $19.95 per month, and in this, you also get rewriting modes, and it also has the capabilities to process lengthy content.

5. Pre Post SEO

[Pre Post SEO](Pre Post SEO) platform is not only a rewriter platform, but it also provides a complete SEO toolkit, and you get to see many useful features in it. In this, you will get all the tools for plagiarism detection for copywriting.

Pre Post SEO.

Who Is Pre Post SEO Best For?

  • If you are a writer or student, then you can prefer this, because it also provides plagiarism checking.

  • Bloggers can also use it because they can easily manage multiple content pieces with it.

  • SEO experts can also use it for technical optimization.

What We Liked About Pre Post SEO

  • 1. AI Modes: In this, you get a lot of fluency modes for natural flow and a creative mode for originality.

  • 2. Unlimited Rewriting: You do not get any strict daily limits, due to which it is considered a very affordable tool.

  • 3. Technical Optimization: Apart from rewriting, it also helps a lot in SEO and technical checks.

  • 4. Plagiarism Detection: This is also a good option for maintaining originality, as it has a plagiarism detector tool.

Pricing

  • Pre Post SEO also offers a free plan, and its paid plan starts from $10 monthly, due to which it is considered quite budget-friendly.

6. HubSpot’s AI Paraphraser

If you are already in the HubSpot ecosystem and using their CRM, CMS, and marketing automation, then you can also use their AI Paraphraser. HubSpot's AI Paraphraser is directly integrated with their platform, due to which content rewriting can be done very smoothly.

HubSpot’s AI Paraphraser

Who Is HubSpot’s AI Writer Best For?

  • Businesses that already have HubSpot’s CRM or CMS available.

  • This is also a good option for marketing teams who want to do rewriting while staying in their workflow.

  • If you are a writer who needs real-time feedback on tone and style, then you can still prefer it.

What We Liked About HubSpot

  • Customization Options: In this, you can adjust the tone and style of your content so that it fits your brand voice.

  • AI-Powered Rewriting: It provides natural content, which feels very smooth.

  • Integration with HubSpot: This saves you a lot of time, as it is capable of managing marketing and writing in one platform.

  • Real-Time Feedback: This helps you fine-tune your sentences in rewriting.

Pricing

  • HubSpot’s AI paraphraser is free, but to use all the features effectively, you must be a HubSpot user.

7. Grammarly

The Grammarly platform is known for its grammar and spell-checker features; it has evolved into a powerful AI Rewriter. I personally use Grammarly a lot for grammatical issues, and it also has an extension which you can use in Chrome.

Grammarly

Who Is Grammarly Best For?

  • Grammarly is best for email writing, reports, or client document creation.

  • It is also perfect for bloggers who need help with rewriting or error correction.

  • If you are a student who needs a polished final draft, this platform is best for you, too.

What We Liked About Grammarly

  • Customizable Profile Options: In this, you can set the tone, like formal, casual, or persuasive and Grammarly will write you accordingly.

  • Intuitive Generative AI: It helps you to restructure sentences.

  • You Can Use It Anywhere: It is also available in a browser extension, desktop app, and mobile app.

  • Plagiarism Checker: Its integrated checker is powered by ProQuest's databases, so its accuracy is considered to be quite high.

  • Contextual Writing Enhancement: It not only corrects the content, but it also rewrites according to clarity and impact.

Pricing

You can also use Grammarly in a free plan, and its monthly plan starts from $30. In this, you get the feature of advanced rewriting and plagiarism checks.

8. Spinner Chief

Spinner Chief is quite popular among SEO focused writers, although its interface looks quite old, its functionality is still quite strong. I used it a lot for SEO work earlier, and it is still relevant for many writing purposes.

Spinner Chief

Who Is Spinner Chief Best For?

  • It is best for SEO agencies that require variation in hundreds of articles.

  • Marketers can also use it, as they have to upload a lot of content on a daily basis.

  • If you are a content creator, you can also use it, as it supports multiple languages.

What We Liked About Spinner Chief

  • Multi-Language Support: This tool can be rewritten in multiple languages.

  • Natural Content Creation: It uses AI and Emulated Natural Language (ENL) in content creation.

  • AI Content Detection Remover: It helps in bypassing AI detection.

  • Flexible Settings: In this, you can control how deep you want to write.

  • Copyscape Plugin: This ensures that the rewritten content passes the plagiarism check.

Pricing

  • In Spinner Chief, you get a free plan, and its premium version starts from $30 per month.

9. Frase.io

Frase.io is much better than rewriter, as it is considered the best for content optimization. You can use it for your SEO focused projects. This platform is best for research + rewriting + optimization.

Frase io

Who Is Frase.io Best For?

  • It is very good for SEO writers and bloggers.

  • Agencies can choose it, who have to do large scale content creation.

  • Marketers can also prefer it if they have to do AI-driven rewriting.

What We Liked About Frase.io

  • Rewrite or Paraphrase Existing Content: It helps in writing your old blogs freshly.

  • Paragraph Rewriter: It converts clunky sections into polished paragraphs.

  • Create Compelling Introductions & Meta Descriptions: It handles SEO projects quite easily.

  • Generate Title Ideas: It is quite helpful for brainstorming and generating ideas

  • Product Descriptions & Value Propositions: It works quite well with e-commerce platforms.

Pricing

  • Its monthly plan starts at $15, and it is quite affordable as per its capabilities.

10. AISEO

AISEO is a new platform that provides many features related to copywriting. And we also get many useful models for copywriting in it, and this platform pays special attention to readability and sentence restructuring.

AISEO

Who Is AISEO Best For?

  • This is best for bloggers who want to create unique and easy-to-read articles.

  • Writers who require full-sentence restructuring can also prefer it.

  • Content marketers who require AI assistants for blog generation can also use it.

What We Liked About AISEO

  • Readability Improver: It transforms complex writing into clear, simple sentences.

  • Fully Reform Sentences: It not only tweaks words but also rewrites entire sentences.

  • Complete Sentence Restructuring: It is best for creating a natural flow of content.

  • Uniqueness Guarantee: It also helps in avoiding plagiarism.

  • Instant Blog Generator: It can craft articles from scratch.

Pricing

  • AISEO's monthly plan starts at $15, and this price is considered quite competitive.

Common Mistakes to Avoid When Using AI Rewriter Tools

I have been using Rewriting tools for many years, and from my experience, I will tell you some common mistakes which you can avoid while rewriting your content.

1. Ignoring Readability and Natural Flow

AI tools can write everything, but it does not mean that they can write everything smoothly, and most beginners make their output low quality by copying and pasting.

Example: If you rewrite in bulk without any proper prompt, then there is a high chance that your output may not fulfil the intent.

Tip: Always read your content before final submission and try to fix the mistakes.

2. Overusing AI-Rewritten Content Without Originality

The writing process requires originality and creativity, so never rely completely on AI tools because Google and readers like human content only.

Experience: I worked with a client who scraped a lot of data from the Internet and published it after rewriting it, due to which his website got deindexed from Google.

Tip: Use AI tools to improve and refine, and always maintain originality

3. Relying 100% on AI Without Reviewing the Output

Never rely 100% on the result of AI tools, because AI tools also work on probability and in this also you can also find issues like factual errors, awkward phrasing, so always do manual checks.

Example: I have seen many times that AI writing tools accidentally provide wrong facts.

Tip: Always recheck the phrasing and facts to avoid any issues. For this, you can also use voice readers.

Rewriting does not mean that your work is over; you should use rewriters only to refine your work, not to copy and paste

Conclusion

There is no logic in using old spinning tools for rewriting, because they only replace synonyms, but modern tools refine the complete content by understanding the intent in rewriting and also improve many factors, whether it is SEO or readability.

That is why I always use modern tools like AssignmentGPT AI Rewriter, which gives you access to all the tools of copywriting. Apart from this, you can also prefer Grammarly or Quillbot if your requirements are grammar-centric.

My Recommendation: If you are a student or a professional, then keep in mind that you should only use your original content while rewriting. Do not cheat anyone by spinning this writing. It is not legally or ethically right.

FAQs

1. What is the best free AI rewriter tool in 2025?

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If you are looking for free options, then you can prefer Quillbot. Apart from this, AssignmentGPT AI Rewriter also provides basic free access.

2. Can AI rewriters replace human writers?

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Not so, because AI Rewriters are a good option to save time, but only a human writer can provide experience, creativity and judgment in content writing.

3. Are AI rewriter tools safe for SEO?

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Yes, but only if you use it properly. Tools like WordAi, Jasper, and Frase.io are considered to be quite SEO friendly, and they also try their best to maintain originality.

4. How do I choose the right AI rewriter for me?

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I first focus on my requirements, then choose the tool from the free plans, judge its interface and accuracy, and then choose the tool I prefer for my daily work.

5. Do AI rewriters ensure plagiarism-free content?

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Mostly, AI tools try to do this, especially platforms like Grammarly, which have an integrated plagiarism checker.

6. Can AI tools rewrite academic papers or research content?

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Technically, yes, but it is not ethically correct, and you must take advice from your institution before using it.

Content writer at @AssignmentGPT
Ashu Singh, content writer at AssignmentGPT, crafting clear, engaging content that simplifies complex tech topics, with a focus on AI tools and digital platforms for empowered user experiences.

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