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Writing & marketing · Tool

QuillBot

Researched

QuillBot is an AI writing suite offering paraphrasing, grammar checking, plagiarism detection, AI humanization, translation, summarization, citation generation, and more. Founded in 2017 and based in Chicago, it serves over 30 million monthly writers across students and professionals.

Chicago Checked
Official websiteVisit website
Official site snapshots

See the official site at a glance

Read-only public captures of QuillBot’s homepage. Screenshots are dated, never live embeds, and open full-screen.

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Homepage · captured Jul 22, 2026
1 earlier capture
At a glance

In one minute

Start here for the decision-making essentials: what QuillBot does, who it is for, how it is accessed, and the first-party sources behind this profile.

Pricing4 options

Premium upgrade option available

Premium tier available (paid upgrade)

Offers a Premium upgrade tier in addition to the standard offering.

Premium Plan and separate Teams pricing are offered.

Platforms
Web
API accessNot public
Founded2017
AvailabilityWeb / remote
LicenseProprietary

Best suited to

Source-backed fit
Students seeking writing and research assistance Professionals needing polished, clear documents Teams collaborating on written content Writers aiming to paraphrase source material more effectively Targets both students and professionals. Used by more than 30 million writers every month
Decision support

Common questions and adoption checks

6 sourced answers

Short answers to the questions buyers and builders commonly ask about QuillBot. Each answer cites the shared ledger below, where every source is listed once.

01What does QuillBot say it can do?

Suite of AI writing tools including paraphraser, grammar checker, AI detector, plagiarism · Can paraphrase text, check grammar, analyze tone, and improve fluency · Grammar checking · Plagiarism checking

Paraphraser Grammar Checker AI Detector Plagiarism Checker AI Humanizer AI Chat AI Image Generator Translate Summarizer Citation Generator
Ledger citations[1] quillbot.com[7] quillbot.com/docs/new[2] quillbot.com/guides/paraphrasing[3] quillbot.com/privacy
02Who is QuillBot intended for?

Targets both students and professionals. · Used by more than 30 million writers every month

For Students For Professionals
Ledger citations[3] quillbot.com/privacy[5] quillbot.com/blog
03What use cases does QuillBot describe?

Crafting clear, polished, and professional writing in a fraction of the time it usually ta · Creating documents, brainstorming ideas, building presentations, designing resumes, and ed · Paraphrasing is useful for rephrasing source material to make it more straightforward and · Writing, designing, coding, and collaborating

Craft clear, polished, and professional writing in a fraction of the time it usually takes
Ledger citations[1] quillbot.com[2] quillbot.com/guides/paraphrasing[4] quillbot.com/about[8] quillbot.com/guides/ai-writing-assistant
04What should teams verify before adopting QuillBot?

Customer data is not permitted to be used by third-party service providers to train their

it is Quillbot's standard policy to not allow any third-party service provider to use your data to train their AI models
Ledger citation[9] quillbot.com/trust-center
05What pricing information is available for QuillBot?

Premium upgrade option available · Premium tier available (paid upgrade) · Offers a Premium upgrade tier in addition to the standard offering. · Premium Plan and separate Teams pricing are offered.

Upgrade to Premium
Ledger citations[1] quillbot.com[7] quillbot.com/docs/new[2] quillbot.com/guides/paraphrasing[3] quillbot.com/privacy
06How can QuillBot be deployed or accessed?

Operates with remote teams, including a remote team of language professionals

I lead a remote team of language professionals who help people all over the world find their voice in writing
Ledger citation[6] quillbot.com/careers
Decision guide

Capabilities and operating fit

Writing & marketing

This profile connects the jobs QuillBot is described as handling with its delivery model, access options and the subjects used to match it to related products in this directory.

Common use cases

  • Crafting clear, polished, and professional writing
  • Brainstorming new ideas
  • Building compelling presentations
  • Designing resumes
  • Creating polished documents
  • Editing images

Access signals

Pricing model
Premium upgrade option available · Premium tier available (paid upgrade) · Offers a Premium upgrade tier in addition to the standard offering. · Premium Plan and separate Teams pricing are offered.
API
Not publicly listed
Source links
13 recorded
Source-backed

Verified facts

Updated July 22, 2026

Each fact points to a recorded source, making it easy to distinguish verified product information from claims that need checking.

Official website

HTTP 200 verified twice

[1]quillbot.com
First-party description

Quillbot: Write, Design & Create

[1]quillbot.com
Source-supported facts

Suite of AI writing tools including Paraphraser, Grammar Checker, AI Detector, Plagiarism · Can paraphrase text, check grammar, analyze tone, and improve fluency · Crafting clear, polished, and professional writing in a fraction of the time it usually ta

[1]quillbot.com
Capability

Suite of AI writing tools including paraphraser, grammar checker, AI detector, plagiarism checker, AI humanizer, AI chat, AI image generator, translator, summarizer, and citation generator

[1]quillbot.com
Capability

Can paraphrase text, check grammar, analyze tone, and improve fluency

[1]quillbot.com
Use case

Crafting clear, polished, and professional writing in a fraction of the time it usually takes

[1]quillbot.com
Use case

Creating documents, brainstorming ideas, building presentations, designing resumes, and editing images

[1]quillbot.com
Pricing

Premium upgrade option available

[1]quillbot.com
View 32 more verified facts
Platform

Browser extensions available for Chrome and Edge

[1]quillbot.com
Capability

Grammar checking

[7]quillbot.com/docs/new
Capability

Plagiarism checking

[7]quillbot.com/docs/new
Capability

AI text humanization

[7]quillbot.com/docs/new
Pricing

Premium tier available (paid upgrade)

[7]quillbot.com/docs/new
Capability

Offers a suite of AI writing tools including Paraphraser, Grammar Checker, AI Detector, Plagiarism Checker, AI Humanizer, AI Chat, AI Image Generator, Translate, Summarizer, and Citation Generator.

[2]quillbot.com/guides/paraphrasing
Capability

Provides a Paraphraser tool for rewording written or spoken content using different words to achieve greater clarity.

[2]quillbot.com/guides/paraphrasing
Use case

Paraphrasing is useful for rephrasing source material to make it more straightforward and easily digestible rather than quoting directly.

[2]quillbot.com/guides/paraphrasing
Pricing

Offers a Premium upgrade tier in addition to the standard offering.

[2]quillbot.com/guides/paraphrasing
Capability

Provides a Summarizer tool that creates a short synopsis of a source's main points.

[2]quillbot.com/guides/paraphrasing
Capability

Provides a Translate tool among its core offerings.

[2]quillbot.com/guides/paraphrasing
Company

Quillbot is a Learneo, Inc. business.

[3]quillbot.com/privacy
Platform

Extensions/apps available for Chrome, Edge, Safari, Android, iOS, Windows, macOS, and Word.

[3]quillbot.com/privacy
Capability

Core tools include Paraphraser, Grammar Checker, AI Detector, Plagiarism Checker, AI Humanizer, AI Chat, AI Image Generator, Translate, Summarizer, and Citation Generator.

[3]quillbot.com/privacy
Pricing

Premium Plan and separate Teams pricing are offered.

[3]quillbot.com/privacy
Audience

Targets both students and professionals.

[3]quillbot.com/privacy
Company

Quillbot

[4]quillbot.com/about
Founded

2017

[4]quillbot.com/about
Headquarters

Chicago

[4]quillbot.com/about
Team size

225 employees

[4]quillbot.com/about
Capability

Paraphraser, Grammar Checker, AI Detector, Plagiarism Checker, AI Humanizer, AI Chat, AI Image Generator, Translate, Summarizer, Citation Generator

[4]quillbot.com/about
Use case

Writing, designing, coding, and collaborating

[4]quillbot.com/about
Pricing

Has a free tier; users can get started for free

[5]quillbot.com/blog
Audience

Used by more than 30 million writers every month

[5]quillbot.com/blog
Platform

Browser extensions available for Chrome, Safari, and Edge, plus a Word add-in

[5]quillbot.com/blog
Platform

Native apps available for iOS, Android, MacOS, and Windows

[5]quillbot.com/blog
Capability

Paraphraser rewrites and refines text

[5]quillbot.com/blog
Capability

Includes AI Detector and Plagiarism Checker to identify AI-written or unoriginal content

[5]quillbot.com/blog
Capability

Grammar checking

[10]quillbot.com/docs/new
Capability

AI text humanization

[10]quillbot.com/docs/new
Pricing

Paid Premium tier available

[10]quillbot.com/docs/new
Capability

Grammar checking

[11]quillbot.com/docs/new
Practical capabilities

What it helps with

8 documented areas

A concise view of the jobs, capabilities and integrations described in the recorded product sources.

Use case

Crafting clear, polished, and professional writing

Use case

Brainstorming new ideas

Use case

Building compelling presentations

Use case

Designing resumes

Use case

Creating polished documents

Use case

Editing images

Use case

Paraphrasing source material for easier comprehension

Use case

Summarizing main points of a source

Availability

Where it runs and where to get it

Source checked

Documented product formats, platforms and official distribution destinations. Availability can vary by region and plan.

Cost / license

Premium upgrade option available · Premium tier available (paid upgrade) · Offers a Premium upgrade tier in addition to the standard offering. · Premium Plan and separate Teams pricing are offered.

Platforms

Browser extensions available for Chrome and EdgeExtensions/apps available for Chrome, Edge, Safari, Android, iOS, Windows, macOS, and WordBrowser extensions available for Chrome, Safari, and Edge, plus a Word add-inNative apps available for iOS, Android, MacOS, and WindowsTools work across every platform, in any format, at any skill level
Implementation details

Adoption notes

DeploymentOperates with remote teams, including a remote team of language professionals
LicenseNot disclosed by source
Model supportNot disclosed by source
Data controlComplies with GDPR, CCPA, PCI DSS, and additional applicable privacy regulations · Certified under the EU-U.S. and Swiss-U.S. Data Privacy Frameworks and the UK Extension to · Verified through the Cloud Application Security Assessment (CASA Tier 2)
Learning curveIntermediate
Primary use casesCrafting clear, polished, and professional writing, Brainstorming new ideas, Building compelling presentations, Designing resumes, Creating polished documents, Editing images, Paraphrasing source material for easier comprehension, Summarizing main points of a source, Writing, designing, coding, and collaborating, Crafting clear, polished, and professional writing in a fraction of the time it usually ta, Creating documents, brainstorming ideas, building presentations, designing resumes, and ed, Paraphrasing is useful for rephrasing source material to make it more straightforward and, Marketing use case: campaigns, email, and social posts to increase CTR and CVR and reduce, Supporting writing, designing, coding, and collaborating tasks

What to verify before adopting

  • Customer data is not permitted to be used by third-party service providers to train their
Evolution and major updates

QuillBot timeline

A concise history of software releases and material product changes. Events appear only when a dated source supports what changed.

Research in progress
Scheduled for research

Building a reliable release history.

This profile is being checked for dated releases and material product changes. Nothing appears here until the exact date and event can be verified from a recorded source.

Dated event Short explanation Original source
Citation ledger

Recorded sources

13 unique pages

Facts, answers, structured details, milestones and primary resource links cite this shared ledger. Each external page appears once; release tags from the same GitHub project are grouped under one release history.

  1. 1quillbot.com 11 facts · 3 answers · Official site
  2. 2quillbot.com/guides/paraphrasing 6 facts · 3 answers · Official site
  3. 3quillbot.com/privacy 5 facts · 3 answers · Security
  4. 4quillbot.com/about 6 facts · 1 answer · Official site
  5. 5quillbot.com/blog 6 facts · 1 answer · Official site
  6. 6quillbot.com/careers 6 facts · 1 answer · Official site
  7. 7quillbot.com/docs/new 4 facts · 2 answers · Documentation
  8. 8quillbot.com/guides/ai-writing-assistant 5 facts · 1 answer · Official site
  9. 9quillbot.com/trust-center 5 facts · 1 answer · Security
  10. 10quillbot.com/docs/new 3 facts · Documentation
  11. 11quillbot.com/docs/new 3 facts · Documentation
  12. 12quillbot.com/support Official site
  13. 13quillbot.com/support Official site
Research status58 substantive facts · 13 source pages · quality score 91/100