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QuillBot

AI paraphraser with grammar, summarizing and AI-detection tools

Free plan · from $8.33/moWritingChecked Oct 5, 2026
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What is QuillBot?

QuillBot is a set of AI writing tools built around a paraphraser that rewords text in a choice of modes. The same account covers a grammar checker, summarizer, AI humanizer, AI detector, plagiarism checker, translator, citation generator and AI chat, on the web and through browser extensions and apps. It started as a paraphrasing tool in 2017 and is now part of Learneo, Inc.

QuillBot has a free plan. Paid plans start at $8.33 per month, billed annually (Premium). See every plan

Good for

  • Students and writers who need to reword or shorten existing text
  • People who want paraphrasing, grammar and citation tools in one account
  • Teams of 2 or more that want centralized billing

Worth knowing

  • The free plan paraphrases at most 125 words at a time and offers only the Standard and Fluency modes.
  • Free summaries are capped at 1,200 words; Premium raises the cap to 6,000.
  • Plagiarism checking is a Premium feature and is limited to 25,000 words a month.
  • The pricing page leads with annual billing at $8.33 a month; the iOS app lists monthly billing at $19.99.

Key features

Paraphraser
Rewords text in built-in modes: Standard and Fluency on the free plan, 9 modes plus unlimited custom modes on Premium. It paraphrases in 23 languages.
Grammar Checker
Fixes basic grammar errors on the free plan and adds advanced writing suggestions and tone insights on Premium. Grammar correction covers 6 languages.
AI Detector and Humanizer
The AI Detector flags AI-generated content, and the Humanizer rewrites text so it reads more naturally. Free use of both is limited; Premium gives full access.
Summarizer and Translator
Summarizes up to 1,200 words on the free plan and 6,000 on Premium, which adds custom summaries. The Translator covers more than 40 languages.
Plagiarism and citation tools
Premium scans up to 25,000 words a month for accidental plagiarism, and the Citation Generator formats references in APA, MLA and Chicago styles.
Extensions and apps
Chrome, Edge and Safari extensions, a Word add-in, macOS and Windows apps, and iOS and Android keyboards and apps. Premium runs on up to 10 devices at a time.

QuillBot pricing

Starts at
$8.33 per month, billed annually (Premium)
Free plan
Paraphrase up to 125 words in 2 modes, basic grammar fixes, summaries of up to 1,200 words, and limited use of the Humanizer, AI Detector and AI chat. Limits may vary across platforms.
Free trial
None listed
Free$0Paraphrase up to 125 words in 2 modes, fix basic grammar errors, summarize up to 1,200 words, and use the Humanizer and AI Detector with limits.
Premium$8.33per month, billed annuallyFull paraphrasing in 9 modes plus custom modes, advanced grammar suggestions, 6,000-word summaries, the full AI Detector and plagiarism checks on 25,000 words a month.
Team Plan$7.50per seat / month, billed every 12 months ($89.95), for 2-10 seatsAll Premium features plus writer-management dashboards and centralized billing. $6.66 a seat for 11-50 seats and $5.83 for 51 or more.

QuillBot’s own pricing page could not be read, so these figures come from web.archive.org, checked Oct 5, 2026. Prices change, so confirm with QuillBot before you buy.

Pricing in detail

Ways to pay less

  • Annual discountAnnual billing marked as 58% off

    The pricing page labels annual billing 58% off the monthly rate, which brings Premium to $8.33 a month. In the iOS app the plans are $99.99 a year or $19.99 a month.

    Stated on web.archive.org
  • Other savingsTeam seats cost 10% to 30% less

    Team plans are $7.50 a seat per month for 2-10 seats, $6.66 for 11-50 and $5.83 for 51 or more, billed every 12 months and labeled as 10%, 20% and 30% savings.

    Stated on web.archive.org

Works with

QuillBot alternatives

All QuillBot alternatives comparedAll writing tools

Common questions

Is QuillBot free?

QuillBot has a free plan. Paraphrase up to 125 words in 2 modes, basic grammar fixes, summaries of up to 1,200 words, and limited use of the Humanizer, AI Detector and AI chat. Limits may vary across platforms. Paid plans start at $8.33 per month, billed annually (Premium).

How much does QuillBot cost?

QuillBot lists 3 plans. Free: $0. Premium: $8.33 per month, billed annually. Team Plan: $7.50 per seat / month, billed every 12 months ($89.95), for 2-10 seats. Prices were read from web.archive.org on Oct 5, 2026.

What platforms does QuillBot work on?

QuillBot is available on Web, macOS, Windows, iOS and Android. It also has a browser extension.

Does QuillBot offer any discounts?

QuillBot publicly lists the following: Annual billing marked as 58% off; Team seats cost 10% to 30% less.

Does QuillBot have a Linux app?

No Linux app was listed when its pages were read on Oct 5, 2026. QuillBot is listed for Web, macOS, Windows, iOS and Android.

Is QuillBot open source?

QuillBot is not described as open source on its own site, as read on Oct 5, 2026.

What does QuillBot integrate with?

QuillBot's listing names Google Chrome, Microsoft Edge, Safari and Microsoft Word. A listing names up to eight integrations, so it may connect to more.

Who makes QuillBot?

QuillBot is made by Learneo, Inc. It dates from 2017.

What are the alternatives to QuillBot?

The closest alternatives to QuillBot in our directory are Grammarly, Wordtune, ProWritingAid, LanguageTool and DeepL Write. Each one has a side-by-side comparison with QuillBot.

Sources for this page

The prices, plans, platforms and features above were read from these pages on Oct 5, 2026.