QuillBot
Summary
Pasting a draft into five separate tabs — one for grammar, one for paraphrasing, one for plagiarism, one for AI detection, one for translation — is how most writing workflows actually run before someone finds a single workspace that covers all of it. QuillBot is that workspace.
The platform bundles a paraphraser, grammar checker, AI detector, plagiarism checker, humanizer, summarizer, translator, citation generator, image generator, and PDF tools under one login, with a Chrome and Edge extension that follows you outside the platform. The free tier is real and permanent — no expiry, no card required — but the features that matter most for professional use, specifically advanced writing recommendations and full plagiarism checking, are paid-only. The paraphrasing and grammar tools are where QuillBot built its reputation; the image generation and presentation tools are newer additions that the vendor positions as a full creative suite but that community reports suggest are thinner than the writing core. No API is available, so you cannot embed any of this into your own product pipeline — every workflow runs through their UI or extensions.
Bottom line: QuillBot earns its place as the daily writing stack for a student or solo content creator who needs everything in one tab — it breaks down the moment your team needs to connect it to a CMS, automate a publishing pipeline, or call any of its tools programmatically.
Pricing Plans
Subscription- Price
- $19.95/month or $99.95/year (Premium); Free tier available
- Free Tier
- Paraphraser limited to 125 words per use; Summarizer limited to 2,500 words; no plagiarism checker access; no advanced writing modes or premium features; moderate processing speed.
Free
Limited paraphrasing (125 words), summarizer (2,500 words), moderate processing speed, basic access to writing tools without plagiarism checker or advanced features.
- Paraphraser (125 word limit per use)
- Grammar checker
- Summarizer (2,500 word limit)
- Translator
- AI Detector (free tier available)
- Citation generator
- Chrome extension access
Premium (Monthly)
Unlimited paraphrasing, faster processing, plagiarism checking (25,000 words/month), multiple writing modes (9+), all writing and design tools, AI chat.
- Unlimited paraphrasing
- 9+ paraphrasing modes (Standard, Fluency, Creative, Academic, Formal, Simple, etc.)
- Plagiarism checker (25,000 words/month)
- Unlimited AI Detector usage
- Faster processing speeds
- Freeze words and phrases
- All writing tools (grammar, citation, translator, summarizer)
- Image generator and editor
- PDF tools
- AI Chat (brainstorm and research)
Premium (Semi-Annual)
Same features as monthly Premium, billed every six months; 34% discount compared to monthly.
- Same as monthly Premium
Premium (Annual)
Same features as monthly Premium, billed annually; 58% discount compared to month-to-month ($19.95/month × 12 = $239.40 vs. $99.95).
- Same as monthly Premium
Team Plan
Designed for organizations and educational institutions; same Premium features as individual plans, with per-user pricing that decreases as you add more members. Includes team collaboration and style guide enforcement features (as of August 2025).
- All Premium features
- Per-user cost starting at $3.75/month
- Team style guide (shared tone, vocabulary, formatting rules)
- Bulk user management
- Organization-level insights and reporting
View full pricing on quillbot.com →
Pricing may have changed since last verified. Check the official site for current plans.
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Pros
Sign in to edit- Permanent free tier with no credit card required, so teams can evaluate the paraphraser and grammar checker against real documents before committing budget.
- Browser extensions for Chrome and Edge surface the grammar and paraphrasing tools inline on any webpage, which means you skip the copy-paste loop every time you write outside the platform.
- A unified workspace covering writing, originality checking, translation, summarization, and image generation under one login, so you stop maintaining separate accounts across five category-specific tools.
- AI Detector and Plagiarism Checker in the same dashboard as the writing tools, which means educators and content teams can run both checks without switching platforms mid-review.
- Translation and Humanizer tools in the same environment as grammar and paraphrasing, so non-native English writers can move from a translated draft to a polished, natural-sounding output without leaving the workspace.
Cons
Sign in to edit- No API and no self-hosted option — any workflow that needs to call QuillBot from a CMS, automate checks at publishing time, or embed the tools in a product hits a hard wall immediately. Teams with that requirement switch to providers like OpenAI or Grammarly Business, which expose programmatic access.
- Advanced writing recommendations and full plagiarism detection are paid-only features, which means the free tier is adequate for casual rewrites but falls short for the academic integrity and professional polish use cases the platform is explicitly marketed toward — users discover this ceiling only after building a workflow around the free tools.
- The image generation, presentation creation, and visual editing tools are additions to a platform built around text; community feedback consistently describes the writing core as the defensible product, and teams with serious visual production needs find the image tools insufficient compared to dedicated generators.
- Team collaboration features are gated behind a paid plan, so organizations trying to enforce shared grammar and style standards across a group cannot use the platform without paying — the free tier is strictly single-user in practice.
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About
- Platforms
- Web (quillbot.com), Chrome extension, Edge extension, Safari extension, Microsoft Word add-in, macOS desktop app, Windows desktop app, iOS app, Android app
- API Available
- No
- Self-Hosted
- No
- Last Updated
- 2026-06-09T06:44:56.129Z
Best For
Who it's for
- Students and academics requiring writing improvement and plagiarism detection
- Professionals crafting briefs, pitches, and reports with consistent tone and error-free polish
- Non-native English speakers seeking translation, tone adjustment, and humanization
- Businesses and schools implementing team writing standards and AI detection policies
What it does well
- Students improving essay clarity, grammar, and academic integrity verification before submission
- Content creators and professionals quickly paraphrasing and refining writing across multiple platforms
- Non-native English writers translating and humanizing text for professional communication
- Teams collaborating on documents with unified grammar and style checking (Team plan)
- Educators checking student work for AI-generated content and plagiarism
Integrations
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Frequently Asked Questions
- Is QuillBot free?
- QuillBot has a permanent free tier alongside paid upgrades (paid plans from $19.95/month or $99.95/year (Premium); Free tier available). You can keep using a baseline version indefinitely without paying.
- Is QuillBot open source?
- No — QuillBot is a closed-source tool. Source code is not publicly available.
- When was QuillBot released?
- QuillBot was first released in 2017.
- What platforms does QuillBot support?
- QuillBot is available on: Web (quillbot.com), Chrome extension, Edge extension, Safari extension, Microsoft Word add-in, macOS desktop app, Windows desktop app, iOS app, Android app.
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QuillBot is a browser-based writing assistance platform that covers the full arc of a writing task: drafting with AI Chat, rewriting with the Paraphraser, fixing errors with the Grammar Checker, checking originality with the Plagiarism Checker and AI Detector, adjusting register with the Humanizer, condensing with the Summarizer, and citing sources with the Citation Generator. The workflow is largely linear — paste or upload text, apply a tool, export the result — and a Chrome and Edge extension extends this to wherever you write on the web without copying text back into the platform.