Top 18 Free Paraphrasing Tools Online for 2025

Tired of staring at a blank page or worried about accidental plagiarism? Paraphrasing tools are your secret weapon for effortlessly rewording text and crafting compelling content. These automated solutions use sophisticated algorithms to analyze your original text and generate fresh, engaging alternatives, all while preserving the original meaning. Say goodbye to writer's block and hello to unique, high-quality content!

This article, brought to you by Merlio, dives into the top 18 free paraphrasing tools available in 2025. These tools will save you valuable time and effort in your content creation journey, helping you avoid duplicate content and elevate your writing. Let's explore the best options to redefine how you approach content creation.

The 18 Best Free Paraphrasing Tools

Here's a comprehensive list of the top 18 free paraphrasing tools you can leverage in 2025:

Merlio Writer's Paraphrasing Tool - Best Paraphrasing Tool Overall

BypassGPT – Best Undetectable AI Paraphrasing Tool

QuillBot - Best for Different Modes of Paraphrasing

Humbot – Best Paraphraser for Humanizing AI Text

AIHumanizer – Best Paraphraser for Converting AI to Human Text

Paraphrase Online - Best Sentence Rephraser Tool

Plagiarism Detector - Best for Paragraph Rewriting Tool

Duplichecker - Best for Checking Plagiarism of Changed Text

PrePostSeo - Best Paraphraser for SEO Specialists

Spinbot - Best for the Shortest/Longest Rewritten Text

Editpad - Best for Free Multilingual Paraphrasing

SEOToolsCentre - Best Paraphrasing Tool for Unlimited Words

SearchEngineReports - Best for Exporting Paraphrased Text

SmallSEOTools - Best for Uploading Articles for Paraphrasing

Grammarly - Best for Rephrasing Sentences Separately

Paraphrasing Tool - Best for Basic Paraphrasing Needs

Wordtune - Best for Rephrasing Short Content

Paraphraser.io - Best for Changing Words Around

Let's take a closer look at each of these tools:

1. Merlio Writer - Best Paraphrasing Tool Overall

The Merlio Writer's Paraphrasing Tool stands out by using advanced AI models like GPT-3.5 and 4 to understand the context and meaning of your text, unlike competitors that simply swap synonyms. This results in natural-sounding rewritten content that accurately conveys your message.

This paraphraser, part of the comprehensive Merlio Writer toolkit, offers extensive customization options, including multiple creativity levels, target audience selections, tones of voice, and support for over 50 languages.

Furthermore, the Merlio Writer toolkit includes an all-in-one browser extension for seamless paraphrasing, editing, and translation across the web, eliminating the need for multiple tabs.

Pros:

• Wide range of writing tools within the Merlio Writer suite
• Free online paraphrasing tool
• Supports over 30 languages
• Powered by advanced AI algorithms
• Cost-effective paid plans available

Cons:

• No offline mode

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2. BypassGPT – Best Undetectable AI Paraphrasing Tool

BypassGPT is specifically designed to paraphrase content generated by AI tools like ChatGPT and Gemini, making it sound more human-like. It restructures sentences for a natural flow and helps AI-generated text bypass AI detection tools.

Beyond AI text, BypassGPT can also rephrase your original content, ensuring originality and freedom from plagiarism concerns.

Pros:

• Retains the original text meaning effectively
• Aims to make AI text 100% undetectable
• Paraphrases text in over 50 languages
• Includes grammar and spelling error correction
• Offers three undetectable paraphrasing modes

Cons:

• Free plan has a limited word count

3. QuillBot - Best for Different Modes of Paraphrasing

QuillBot offers a range of free online writing services, including a paraphraser with multiple modes (Standard, Fluency, Formal, Simple, Creative, Expand, and Shorten - some require a premium subscription). It also provides a grammar checker, plagiarism checker, summarizer, citation generator, and translator.

QuillBot offers browser extensions for Chrome and Microsoft Word, making it accessible across various platforms.

Pros:

• Paraphrases and translates text in 18 languages
• Allows exporting rephrased content to DOCX format
• Provides content statistics like word count and readability
• Features an intuitive word changer tool

Cons:

• Free paraphrasing is limited to a certain word count

4. Humbot – Best Paraphraser for Humanizing AI Text

Humbot focuses on making content more readable and error-free while preserving the original meaning. It's positioned as an undetectable AI paraphrasing tool, aiming to humanize AI-generated text and achieve high human scores on AI detectors.

Pros:

• Humanizes AI text from popular generators like Gemini and ChatGPT
• Output is original and plagiarism-free
• Helps bypass AI detection

Cons:

• Free plan has a small word limit
• Requires sign-up for testing

5. AIHumanizer – Best for Converting AI to Human Text

AIHumanizer is designed to rewrite content while maintaining the original meaning and improving readability. It specializes in converting AI-generated content into human-like text that can bypass AI detection tools.

The tool also ensures the output is unique and free of grammatical and spelling errors.

Pros:

• Supports multilingual paraphrasing
• Claims a 100% human score on AI scans
• Aims to prevent content from being flagged as spam
• Generates SEO-friendly text
• Maintains contextual accuracy

Cons:

• Does not offer paraphrasing history records
• Lacks customization options for audience and tone

6. Paraphrase Online - Best Sentence Rephraser Tool

Paraphrase Online offers five rewriting options (Word changer, Sentence Rephraser, Academic, Creative, and Shorten) and a straightforward dual-pane interface. It's suitable for various users, including students and bloggers, who need to rephrase sentences quickly.

Pros:

• Completely free to use
• Accurately changes words and allows customization
• Offers fast processing

Cons:

• Only supports English
• Has a word limit, making it less ideal for long essays

7. Plagiarism Detector - Best for Paragraph Rewriting Tool

While primarily focused on plagiarism checking, Plagiarism Detector also offers a paraphrasing tool with three modes (Smart Spin, Ultra Spin, and Replace Manually). It supports a decent word count and multiple languages.

Pros:

• Easy-to-use interface
• Includes convenient grammar and plagiarism checks
• Paraphrases content in several languages
• Allows downloading the results

Cons:

• Website contains ads
• Rewording process can be slow for longer texts

8. Duplichecker - Best for Checking Plagiarism of Changed Text

Duplichecker provides a basic but functional paraphrasing tool with three rewriting modes (Smart Spin, Ultra Spin, and AI Rephrase). It also offers a wide range of other online utilities, including plagiarism and grammar checkers.

Pros:

• Supports various file types for uploading
• Paraphrases in multiple languages
• Allows checking plagiarism and grammar of the rewritten text

Cons:

• Free version has limited features in languages and AI technology
• Website contains ads

9. PrePostSeo - Best Paraphraser for SEO Specialists

PrePostSeo is a comprehensive tool hub for webmasters and SEO experts, offering a paraphrasing tool with four modes (Standard, Fluency, Creative, and Smarter).

Pros:

• Allows exporting paraphrased content in DOC format
• Supports paraphrasing in multiple languages
• Enables file uploads from local folders or Google Drive

Cons:

• Restrictive word limit in the free version
• Aggressive advertising in the free version

10. Spinbot - Best for the Shortest/Longest Rewritten Text

Spinbot offers three rewriting styles (Find Shortest Available, Random, and Find Longest Available). It has a generous free word limit and allows users to select words to avoid during rephrasing.

Pros:

• High free word limit
• Allows excluding specific words
• Offers a free Chrome extension

Cons:

• Only paraphrases English content
• Lacks a word highlighter or word changer

11. Editpad - Best for Free Multilingual Paraphrasing

Editpad's paraphrasing tool offers five modes (Smooth, Reworder, Formal, Smart, and Improver) and supports a wide range of languages with unlimited free paraphrasing.

Pros:

• Unlimited free paraphrasing
• Supports text file import
• Allows downloading paraphrased text in DOC format
• Rephrases in many languages

Cons:

• Doesn't provide alternate words for replacement
• Cannot rephrase the entire text multiple times

12. SEOToolsCentre - Best Paraphrasing Tool for Unlimited Words

SEOToolsCentre offers a paraphrase tool alongside other SEO utilities. It allows users to click on highlighted words to restore them or choose alternatives. It's particularly useful for longer texts due to its unlimited word count.

Pros:

• Allows downloading rewritten text in TXT and HTML formats
• No word limit, making it suitable for essays
• Rewrites words in several languages

Cons:

• No rewriting modes available
• Cannot rewrite the whole text multiple times

13. SearchEngineReports - Best for Exporting Paraphrased Text

SearchEngineReports provides a paraphrasing tool with a four-step approach and supports multiple languages. It allows users to import documents and download reports in various formats.

Pros:

• Supports paraphrasing and translating in several languages
• Allows importing documents from local drives or Dropbox
• Downloads reports in Text, PDF, or Word formats

Cons:

• Website is heavily ad-supported
• No support for paraphrasing styles

14. SmallSEOTools - Best for Uploading Articles for Paraphrasing

SmallSEOTools offers a paraphrasing tool that allows users to paste or import files from various sources. It supports multiple languages and offers a decent word limit for free.

Pros:

• Translates paraphrased content in several languages
• Allows downloading results in PDF format
• Printable output

Cons:

• Limited AI paraphrasing modes in the free version
• Processing time can be slow

15. Grammarly - Best for Rephrasing Sentences Separately

Grammarly, known for its grammar and spell-checking capabilities, also offers a paraphrasing tool that rewords content sentence by sentence.

Pros:

• Provides multiple paraphrased sentences for selection
• Powered by Grammarly's strong AI algorithms

Cons:

• Limited free support with a character limit
• Does not support importing or exporting files

16. Paraphrasing Tool - Best for Basic Paraphrasing Needs

Paraphrasing Tool offers a high word limit, making it suitable for long-form content. While basic, it provides a straightforward way to rephrase text and integrates advanced features through QuillBot.

Pros:

• High word limit
• Simple to use
• Offers a free Chrome extension

Cons:

• Lacks a specific word changer feature
• No file import or export options

17. Wordtune - Best for Rephrasing Short Content

Wordtune provides multiple rephrased versions of your text, allowing you to compare and choose the best option. It also offers a convenient Chrome extension.

Pros:

• Free Chrome extension
• Provides multiple rewritten text options

Cons:

• Very limited word count in the free version
• Free plan has a limited number of rewrites per day
• Results are not editable

18. Paraphraser.io - Best for Changing Words Around

Paraphraser.io offers two paraphrasing modes, with the premium option providing more features. It highlights the words that have been changed and allows for easy generation of rewritten text.

Pros:

• Downloadable results in DOC format
• Rewrites and translates content in multiple languages
• Highlights altered words

Cons:

• Limited word count in the free version
• Results are not editable

Final Words

Choosing the right paraphrasing tool from this list of the top 18 free options can significantly enhance your content creation process, helping you overcome plagiarism and improve the quality and efficiency of your writing. Remember that while these tools are powerful, it's always crucial to review and edit the output to ensure accuracy and suitability for your specific needs.

SEO-Optimized FAQ

Q1: What is a paraphrasing tool?

A paraphrasing tool is an online software that rewords existing text while retaining the original meaning. It uses algorithms to analyze the input and generate alternative phrasing, helping users avoid plagiarism and create unique content.

Q2: Are free paraphrasing tools accurate?

The accuracy of free paraphrasing tools can vary. While many utilize advanced AI, the quality of the output may not always be perfect. It's essential to review and edit the generated text to ensure it accurately reflects the intended meaning and is free of errors.

Q3: Can I use paraphrasing tools to avoid plagiarism?

Yes, paraphrasing tools are designed to help you reword text and reduce the risk of plagiarism. However, it's crucial to understand that simply running text through a tool doesn't guarantee originality. Always review the output and ensure the ideas are properly attributed if they are not your own.

Q4: Are there any limitations to using free paraphrasing tools?

Yes, free paraphrasing tools often come with limitations such as word count restrictions, limited features, and the potential for ads. Some tools may also have less sophisticated AI algorithms compared to their paid counterparts.

Q5: Which is the best free paraphrasing tool overall?

Based on its advanced AI capabilities, extensive customization options, and seamless integration through its browser extension,Merlio Writer's Paraphrasing Tool stands out as the best free paraphrasing tool overall in this list.

Q6: Can paraphrasing tools help with SEO?

Yes, paraphrasing tools can indirectly help with SEO by enabling you to create unique content for your website. Original content is a crucial ranking factor for search engines. However, always ensure the paraphrased content is high-quality, engaging, and relevant to your target audience.

Q7: Do paraphrasing tools support multiple languages?

Many of the paraphrasing tools listed above support multiple languages, allowing you to reword text in various linguistic contexts. Check the specific features of each tool to see which languages they support.

Q8: Is it ethical to use paraphrasing tools?

Yes, it is generally ethical to use paraphrasing tools as long as you are using them to reword content and not to pass off someone else's ideas as your own without proper attribution. They are intended to assist with content creation and avoid unintentional plagiarism.

Q9: Can paraphrasing tools improve my writing?

Paraphrasing tools can help you explore different ways of expressing your ideas and potentially improve the clarity and flow of your writing. By seeing alternative phrasing, you can learn new vocabulary and sentence structures. However, they should be used as an aid and not a replacement for developing your own writing skills.

Q10: Are there any paraphrasing tools specifically designed for academic writing?

Some paraphrasing tools, like QuillBot and Paraphrase Online, offer specific modes or features that cater to academic writing, such as maintaining a formal tone and ensuring proper citation (though citation generation is usually a separate feature). Always review the output for suitability in an academic context.