QuillBot

What is QuillBot?

QuillBot is an AI writing assistant that specializes in paraphrasing, rewriting, and enhancing text while preserving its original meaning. It uses advanced natural language processing to help users reword sentences, avoid plagiarism, improve clarity, and adapt content for different purposes. Beyond paraphrasing, QuillBot offers grammar checking, summarization, citation generation, and plagiarism detection tools—all designed to help students, writers, and professionals produce better written work faster. The tool integrates with popular platforms through browser extensions and works alongside tools like Google Docs, Microsoft Word, and Gmail.

Best For

QuillBot is particularly valuable for students writing essays and research papers who need to paraphrase source material properly, content creators repurposing existing content for different platforms, and non-native English speakers looking to improve fluency and variation in their writing. It excels when you need to restate information in your own words, condense long articles into summaries, or find better ways to express ideas. Researchers and academics find it especially useful for avoiding unintentional plagiarism while incorporating cited sources into their work.

Key Features

How does QuillBot's paraphrasing work?
QuillBot's paraphraser lets you input text and instantly receive rewritten versions that convey the same meaning with different words and sentence structures. You can choose from seven paraphrasing modes: Standard (balanced), Fluency (smoothest), Creative (most changes), Formal (professional tone), Simple (clearer), Expand (more detail), and Shorten (concise). A synonym slider lets you control how much the text changes, from minimal adjustments to complete rewrites.

Can QuillBot help with summarizing long content?
Yes—the Summarizer tool condenses long articles, papers, or documents into key points. You can choose between bullet-point summaries or paragraph format, and adjust the length from ultra-concise to detailed. This is particularly useful for research, studying, or quickly understanding lengthy documents without reading everything.

What grammar and writing checking does QuillBot provide?
QuillBot's Grammar Checker identifies and corrects grammar, spelling, punctuation, and style errors in real-time. It offers explanations for suggested corrections, helping users learn from mistakes. The Co-Writer feature combines paraphrasing, summarizing, grammar checking, and citation tools in one integrated workspace for drafting and refining documents.

How does QuillBot help with citations and research?
The Citation Generator creates properly formatted citations in MLA, APA, Chicago, and other academic styles. Simply input source information and QuillBot generates the citation. The Plagiarism Checker (premium feature) scans text against billions of sources to identify potential plagiarism issues, which is essential for academic integrity.

Pricing & Plans

• Free Plan: 125 words per paraphrase, standard and fluency modes only, 1,200 words for summarizer, basic grammar checker
• Premium: $8.33/month (annual), $13.33/month (semi-annual), or $19.95/month (monthly) - Unlimited paraphrasing words, all 7 paraphrasing modes, faster processing, advanced grammar suggestions, plagiarism checker (20 pages/month), tone detection
• Student Discount: Available with valid student email
• Team Plans: Custom pricing for organizations and educational institutions

The free plan is functional for light use, but the word limit and restricted modes make the Premium plan necessary for regular paraphrasing work.

Getting Started

Visit quillbot.com and paste your text into the paraphraser (no account needed for basic use). Choose a paraphrasing mode and adjust the synonym slider to control how much the text changes, then click "Paraphrase" to see results. For extended use, create a free account to access additional tools like the summarizer and grammar checker. Install the browser extension (Chrome, Edge, or Safari) or Word add-in to use QuillBot directly while writing in Google Docs, Gmail, LinkedIn, and other platforms.

Limitations

• Word limits on free tier: 125 words per paraphrase is restrictive for longer content
• Quality varies: Complex or technical writing may produce awkward paraphrases requiring manual editing
• Context understanding: AI doesn't always grasp nuance, specialized terminology, or subject-specific meanings
• Not a plagiarism solution alone: Paraphrasing still requires proper citation of sources; QuillBot helps with wording but doesn't replace attribution
• Limited creative writing value: Most useful for academic and professional writing; less suited for creative or narrative content
• Monthly plagiarism limits: Even premium users get only 20 pages of plagiarism checking per month