パラフレーズツール（広告なし、サインアップ不要） - QuillBot AI

Paraphrasing Tool (Ad-Free and No Sign-up Required) - QuillBot AI Paraphrasing Tool New Projects Paraphraser Grammar Checker AI Detector Plagiarism Checker AI Humanizer AI Chat AI Image Generator Translate Summarizer Citation Generator New Projects Paraphraser Grammar Checker AI Detector Plagiarism Checker AI Humanizer AI Chat AI Image Generator Translate Summarizer Citation Generator New Projects Paraphraser Grammar Checker AI Detector Plagiarism Checker AI Humanizer AI Chat AI Image Generator Translate Summarizer Citation Generator QuillBot for Chrome Write effortlessly and efficiently with QuillBot's suite of AI tools. Paraphrase, check grammar, analyze tone, improve fluency, and more. Start doing your best work. Modes: Standard Fluency Humanize Formal Academic More Detect language Legend Paste or Try sample text Unlock 40% off Power up your paraphrasing Save now 0 words Paraphrase History Compare Modes Statistics Tone Settings Feedback Hotkeys AI Paraphrasing Tool Your words matter, and our paraphrasing tool helps you find the right ones. With unlimited Custom modes and 9 predefined modes, Paraphraser lets you rephrase text countless ways. Whether you’re writing for work or for class, our product will improve your fluency and enhance the vocabulary, tone, and style of your writing. Simply enter your text into the input box, and our AI will work with you to create the best paraphrase. Integrations Get a writing assistant wherever you go QuillBot works across all of your favorite apps and websites, so you can write professionally on every platform. One of Google's favorite extensions 4.7 /5 6M+ users Add to Chrome. It’s free! Word add-in Also available on For additional details, read more . Why use QuillBot's paraphrasing tool? Whether you’re a student or a professional, Paraphraser's unique features help your writing shine. Customization Decide how much vocabulary you want to change Use the Synonym Slider to change more (or less) of your writing. Moving the slider to the left will give you a more accurate rephrase with fewer changes; moving it to the right means you’ll get a more creative output with more changes. Artificial Intelligence Find the best synonym using an AI-powered thesaurus Click on any word in AI Paraphraser to see a list of suggested synonyms. Then, choose the perfect word to fit the tone of your project—whether it’s for work, class, or both! After polishing your tone and word choice, you can also check your text with QuillBot’s AI Detector for added confidence before submission. How does QuillBot’s Paraphraser work? QuillBot's online paraphrasing tool uses AI to find new ways to phrase sentences without changing their meaning or context. Think of it like a full-sentence thesaurus. 1 Paste or type your text Start by either typing or pasting the text you want to paraphrase into the input box on the left. Or you can upload the document that you would like to paraphrase. 2 Choose mode Choose the style you’d like to paraphrase your text in. Once done, you can then click the “Paraphrase” button located near the bottom of the box. 3 Export your text When the AI finishes altering the text, it will pop up in the right section of the interface. You can then use the "Copy All" button located in the bottom right corner to easily copy the text. QuillBot’s Paraphraser helps you write better, faster, and smarter Our AI rewording tool is free and easy to use—with just the click of a button, the paraphrasing tool will rephrase your sentence, paragraph, report, or article to your liking, with many options available to customize and perfect the reworded text. For a more natural tone, you can also use our humanize AI tool to transform AI-generated text into writing that sounds more natural and human. Better writing Enhance fluency, vocabulary, tone & style Instant rephrases Rewrite sentences, paragraphs & more in seconds 10+ AI modes Find a style that's perfect for your project Multilingual capabilities Rephrase text in 20+ different languages Featured in Get 10+ paraphrasing modes to choose from Try writing in different tones of voice. Free Standard Rewrites text with new vocabulary and word order Fluency Improves the clarity and readability of text Create account Premium Popular Formal Rephrases text in a more sophisticated way Simple Presents text in a way that’s easy to understand Creative Rephrases text in an original and innovative way Academic Expresses text in a technical and scholarly way Expand Increases the length of the text Shorten Conveys the meaning of text concisely Humanize Rewrites text in a more human, authentic way Custom Rewrites text to match the unique description provided Upgrade to Premium We support every writer In addition to being the best paraphrasing tool on the market, QuillBot also offers other AI writing tools including our AI Humanizer . We’re versatile, flexible, and perfect for any writing project. At QuillBot, we envision a world where writing is painless for everyone. That’s why we’ve built and refined the most robust writing and research platform in the world. Our algorithms are carefully tested for accuracy, and our tools are more dynamic than any others on the market. When you use QuillBot, you can feel confident that your writing is the best it can be. Is there a writing tool that would be helpful to you? Let us know . Why writers love us AI Paraphraser FAQs What is paraphrasing? Paraphrasing is putting a piece of text into new words without changing the overall meaning. It involves rephrasing sentences or paragraphs, using synonyms, and restructuring the text while still maintaining the core message. You can paraphrase using your own words or with AI writing tools . What's the difference between paraphrasing and summarizing? Paraphrasing transforms the text into new words without changing the overall length. On the other hand, summarizing condenses the main ideas of a text into a much shorter version. How can Paraphraser help working professionals? Working professionals can use AI Paraphraser to rephrase digital communication for clarity and professionalism, expand or shorten memos and reports, improve the flow and consistency of written content, simplify technical language, and more. What kind of text can I paraphrase with QuillBot's paraphrasing tool? Our tool can paraphrase any kind of text, making it useful for a variety of projects. Try it with: Sentences Paragraphs Articles or excerpts Many more What other writing and refining tools QuillBot provides beside paraphraser? QuillBot goes beyond just paraphrasing to support every stage of the writing process. We also provide powerful tools like our Grammar Checker , AI Humanizer , AI Detector and Plagiarism Checker to help ensure clarity, originality, and authenticity in every piece of writing. We also offer AI Chat , an intelligent assistant that helps you brainstorm ideas, draft content, answer queries, and refine your writing in real time for a faster, smoother workflow. Is QuillBot's paraphrasing tool free? Yes! Our Paraphraser is free to use. You can rephrase up to 125 words at a time, as many times as you’d like. There are no daily limits on free paraphrases. We also offer two free modes: Standard and Fluency. If you’d like to paraphrase more text at once and unlock additional modes, check out QuillBot Premium . Premium offers you unlimited inputs, 10+ paraphrasing styles, and more. What creation and editing tools does QuillBot provide? In addition to paraphrasing, grammar checking, and validating text authenticity, QuillBot offers AI writing tools , PDF editors , file converters , AI image generators , and productivity tools to help you create content faster and smarter. You can generate high-quality text using AI Text Generator , create stories with AI Story Generator , or draft professional emails with AI Email Writer . Tools like AI Search and Ask AI help you find accurate information and get detailed answers instantly. For working with PDFs, you can chat with PDF , edit them using PDF Editor , or convert PDFs to other formats with PDF Converter . QuillBot also simplifies file conversions: convert Word or PowerPoint files to PDF, PDFs to PPT or JPG, and JPGs to PDF. Explore all options on the Converter Tools page . For visuals, QuillBot offers AI Image Generator , AI Image Editor to modify images, remove backgrounds, extract text from images, design logos, or generate AI characters. Check all image tools here . For web and productivity tools, you can use AI Website Builder to quickly create websites, AI Presentation Maker , QR Code Generator , Speech-to-Text , Text-to-Speech , and Word Cloud Generator . For a complete view of all QuillBot tools, visit: AI Tools , PDF Tools , Converter Tools , Image Tools , and AI Writing Tools .