QuillBot
Rewrite, polish, and perfect your writing with AI assistance.
Quick verdict
QuillBot is a freemium AI-powered writing assistant best known for its advanced paraphrasing engine, which helps users rewrite sentences, paragraphs, and entire documents with greater clarity, fluency, and originality. Designed for students, professionals, bloggers, and non-native English speakers, QuillBot offers multiple writing modes — including Standard, Fluency, Formal, Creative, and more — allowing users to tailor the tone and style of any text to fit their specific needs. Beyond paraphrasing, the platform includes a grammar checker, summarizer, citation generator, plagiarism checker, and an AI-powered writing assistant, making it a comprehensive all-in-one writing toolkit. QuillBot integrates directly with Google Docs and Microsoft Word via browser extensions, streamlining workflows without forcing users to leave their preferred writing environment. Its intuitive interface and generous free tier have made it one of the most widely used AI writing tools globally, particularly among academic users who need to rephrase research, avoid accidental plagiarism, and improve the overall readability of their written work.
Key features
- ▸Multi-mode AI paraphraser with Standard, Fluency, Formal, and Creative styles
- ▸Built-in grammar checker and punctuation corrector
- ▸AI summarizer that condenses long texts into key points
- ▸Citation generator supporting APA, MLA, and Chicago formats
Pros & cons
- +Generous free tier makes it accessible without a subscription
- +Seamless integration with Google Docs and Microsoft Word
- +Wide range of writing tools beyond just paraphrasing in one platform
- −Free plan limits paraphrasing to 125 words at a time, which can interrupt workflow
- −Some paraphrasing modes and advanced features are locked behind the Premium plan
Pricing
Free plan includes limited paraphrasing (125 words), summarizer, and grammar checker
$8.33/month (billed annually) for Premium
Team and institutional plans available on request
Who is it for
- →Students rewriting academic essays to improve clarity and avoid plagiarism
- →Professionals polishing business emails, reports, and presentations
- →Non-native English speakers improving grammar and natural phrasing
- →Content creators repurposing existing content for new audiences
Frequently asked questions
Is QuillBot free?
Yes, QuillBot offers a free plan that includes access to core features such as paraphrasing (up to 125 words per request), a summarizer, and a grammar checker. Premium features like unlimited paraphrasing, additional writing modes, and the plagiarism checker require a paid subscription.
What is QuillBot best used for?
QuillBot is best used for paraphrasing and rewriting text to improve clarity, fluency, or formality. It is especially popular among students rewriting academic content, professionals refining business writing, and non-native English speakers looking to improve grammar and natural expression.
What are the best alternatives to QuillBot?
Top alternatives to QuillBot include Grammarly (for grammar and style suggestions), Wordtune (for sentence rewriting), Jasper AI (for long-form content generation), and ProWritingAid (for in-depth writing analysis). Each has different strengths depending on whether your focus is paraphrasing, grammar, or content creation.
Is QuillBot safe to use?
QuillBot is generally considered safe to use. The company uses standard data encryption and does not sell personal information to third parties. However, users in academic settings should check their institution's academic integrity policies before submitting AI-paraphrased work, as some schools restrict AI tool usage.
How much does QuillBot cost?
QuillBot Premium starts at approximately $8.33 per month when billed annually, or around $19.95 per month on a monthly basis. A semi-annual plan is also available. The free tier remains available indefinitely with usage limits on paraphrasing length and access to certain writing modes.