QuillBot

AI writing suite best known for its paraphraser, plus grammar, plagiarism, summarizer, and AI-detector tools.

Freemium Education & Learning
Visit Website ↗ by Learneo

What is QuillBot?

QuillBot is an AI writing assistant built around a paraphrasing tool with 10+ modes (Academic, Formal, Simple, Creative, and more) and a synonym slider for fine control. Beyond paraphrasing, the suite includes a grammar checker, plagiarism checker, summarizer, citation generator, AI detector, and AI humanizer, available via web, browser extensions, a Word add-in, and desktop apps.

Key features

  • Paraphraser with 10+ modes and adjustable Synonym Slider
  • Grammar Checker with advanced recommendations
  • Plagiarism Checker against web sources and academic databases
  • Summarizer for condensing long articles into key points
  • Citation Generator in APA, MLA, Chicago, and Harvard styles
  • AI Detector and AI Humanizer tools
  • Translator and Co-writer tools
  • Chrome, Edge, and Safari extensions plus Microsoft Word add-in

Watch: QuillBot tutorial

QuillBot Tutorial For Beginners | How To Use QuillBot QuillBot Tutorial For Beginners | How To Use QuillBot — Speak About Digital

Video by Speak About Digital on YouTube — plays here without leaving this page.

Pros

  • Bundles paraphrasing, grammar, plagiarism checking, summarizing, and AI detection in one account
  • Synonym Slider gives fine control over how much text gets reworded
  • Works almost everywhere via browser extensions, Word add-in, and desktop apps

Cons

  • Free tier is heavily gated: 125-word paraphrasing limit and only 2 modes
  • Some paraphrasing tones feel very similar, and Grammarly edges it out on tone suggestions

QuillBot at a glance

PricingFreemium
CategoryEducation & Learning
Platformsweb, chrome-extension
CompanyLearneo
Official websitequillbot.com
paraphrasinggrammar checkerplagiarism checkersummarizercitation generatorai detectorai humanizerwriting assistant

How to choose the right Education & Learning tool

A learning tool earns its place by how well it teaches, not how quickly it answers. Look for step-by-step explanations, worked examples and questions that check understanding, rather than finished homework on demand — the learning happens in the attempt. Match the tool to the level: school students need guardrails, simple language and safety controls, while university and professional learners need depth, sources and subject accuracy. Feedback quality is the dividing line: specific corrections on your work teach far more than generic encouragement. If the tool will be used by children, check age limits and privacy practices carefully, and prefer tools designed to guide practice instead of replacing it.

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QuillBot FAQs

What is QuillBot?

QuillBot is an AI writing assistant built around a paraphrasing tool with 10+ modes (Academic, Formal, Simple, Creative, and more) and a synonym slider for fine control. Beyond paraphrasing, the suite includes a grammar checker, plagiarism checker, summarizer, citation generator, AI detector, and AI humanizer, available via web, browser extensions, a Word add-in, and desktop apps.

What are the main features of QuillBot?

QuillBot offers Paraphraser with 10+ modes and adjustable Synonym Slider, Grammar Checker with advanced recommendations, Plagiarism Checker against web sources and academic databases, Summarizer for condensing long articles into key points, Citation Generator in APA, MLA, Chicago, and Harvard styles, AI Detector and AI Humanizer tools, Translator and Co-writer tools and Chrome, Edge, and Safari extensions plus Microsoft Word add-in.

How much does QuillBot cost?

QuillBot follows a freemium model: a free tier is available, and paid plans unlock higher limits and advanced features. Check its official website for current plan prices.

What are the pros and cons of QuillBot?

Strengths of QuillBot include Bundles paraphrasing, grammar, plagiarism checking, summarizing, and AI detection in one account; Synonym Slider gives fine control over how much text gets reworded; Works almost everywhere via browser extensions, Word add-in, and desktop apps. On the downside, Free tier is heavily gated: 125-word paraphrasing limit and only 2 modes; Some paraphrasing tones feel very similar, and Grammarly edges it out on tone suggestions.