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iThenticate vs QuillBot Comparison

Last updated:

iThenticate

3.6(110 reviews)

Starting at $100 One-Time Payment

  • Individuals
  • Large Enterprises

iThenticate is a software solution designed to detect plagiarism by using content from as many as 11 billion web pages and 6.8 million papers from online repositories. The software then creates a list of possible matches…

QuillBot

4.1(150 reviews)

Starting at Contact for pricing

  • Individuals
  • Freelancers / Consultants

QuillBot is an AI writing assistant that enables content marketers to automate the drudgery of creating engaging, unique, and relevant content. QuillBot takes in human readable text in any format and writes that text out…

QuillBot leads on user satisfaction with a 4.1-star rating across 150 reviews.

iThenticate vs QuillBot — at a glance

FeatureiThenticateQuillBot
Rating3.6 / 54.1 / 5
Reviews110150
Starting price$100 One-Time PaymentContact for pricing
Free trial No No
Free version No No
Best forIndividuals, Large Enterprises, Medium BusinessIndividuals, Freelancers / Consultants, Large Enterprises
CategoryPlagiarism Checker SoftwareAI Writing Assistant Software
PlatformsSaaS/Web/Cloud, Installed - Windows, Installed - MacSaaS/Web/Cloud, Installed - Mac, Mobile - Android, Mobile - iOS, Installed - Windows
APIAvailableAvailable
Support modesBusiness Hours, OnlineOnline
CertificationsGDPRGDPR
Data residencyGlobalUS

Key differences between iThenticate and QuillBot

  • Pricing: iThenticate starts at $100 One-Time Payment. QuillBot pricing is not publicly listed.
  • User satisfaction: QuillBot scores higher with a 4.1-star average.
  • Deployment: iThenticate supports SaaS/Web/Cloud, Installed - Windows, Installed - Mac; QuillBot supports SaaS/Web/Cloud, Installed - Mac, Mobile - Android, Mobile - iOS, Installed - Windows.

iThenticate vs QuillBot — find the better fit before you commit.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

Where each product wins, per real buyers

Most Plagiarism Checker Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

iThenticate - Plagiarism Checker Software
Talk to an expert
Talk to an expert
QuillBot - AI Writing Assistant Software
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Talk to an expert

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Biggest differences

Start here before you go deeper into features.

iThenticate

Best for fast, comprehensive plagiarism detection using vast content databases.

Choose if
  • You need to detect sophisticated plagiarism across billions of web pages and papers.
  • Your team requires rapid results with detailed document comparison features.
  • You represent a medium to large organization like academic, publishing, or legal sectors.
Consider alternatives if
  • You are a freelancer or casual user seeking an affordable, low-cost solution.
  • You require integrated writing or editing tools alongside plagiarism detection.

QuillBot

Best for content marketers needing AI-powered paraphrasing and writing assistance.

Choose if
  • You want to improve writing quality with AI-driven paraphrasing and grammar checks.
  • You need seamless integration with Google Docs and Microsoft Word workflows.
  • You prefer a simple, easy-to-use interface that saves time and effort.
Consider alternatives if
  • Your team requires highly reliable, glitch-free software for critical document workflows.
  • You need responsive customer support and quick issue resolution.

iThenticate: Best for fast, comprehensive plagiarism detection using vast content databases. QuillBot: Best for content marketers needing AI-powered paraphrasing and writing assistance.

Description

iThenticate is a software solution designed to detect plagiarism by using content from as many as 11 billion web pages and 6.8 million papers from online repositories. The software then ... Read More about iThenticate

QuillBot is an AI writing assistant that enables content marketers to automate the drudgery of creating engaging, unique, and relevant content. QuillBot takes in human readable text in any ... Read More about QuillBot

Entry Level Pricing

  • Starts from $100
  • Not Available

Free Trial Availability

  • No free trial
  • No free trial

SpotScore

What's this? ↗

Not Available

9.6/10

User Ratings

Based on verified Spotsaas reviews

4.09

(150)

Best Company Size

Medium BusinessLarge Enterprises
1-50 employees51-500 employees
Get pricing help
Get pricing help

Where each option fits best

See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.

Based on buyer reviews and verified product data collected by Spotsaas.

Strengths

Key strengths

QuillBot

  • Writing Efficiency: QuillBot allows users to paraphrase and summarize text easily, helping managers simplify communication and reduce time spent drafting documents.
  • Improved Clarity and Tone: With its advanced AI algorithms, QuillBot helps refine your writing by suggesting improvements in clarity, tone, and style. This means your team's messages can resonate better with clients and stakeholders.
  • Smooth Integration: It easily integrates with popular applications like Google Docs and Microsoft Word. This flexibility lets administrators incorporate QuillBot into existing workflows without disruption, improving productivity across departments.
Best fit

Best fit

QuillBot

  • 1 to 500 employees
  • Education, Content Creation, Marketing Technology (Martech), SaaS, and Consulting
  • Content Writers, Copywriters, Marketing Specialists, Educators, and Students
Watchouts

Reasons buyers look elsewhere

QuillBot

  • Users may seek alternatives to QuillBot for specific writing styles or tones that better align with their personal or professional needs, as not all paraphrasing tools offer the same level of customization and flexibility.
  • Some individuals might find QuillBot's pricing structure less favorable compared to other paraphrasing tools, leading them to explore more cost-effective options that provide similar features and functionalities.
  • Users looking for enhanced collaboration features may consider alternatives that integrate more seamlessly with their existing workflows or team environments, facilitating easier sharing and editing among multiple users.

Software Demo

Demo

No software demo available

iThenticate has not given any software demo yet

If you're the owner of this profile, add your demo.Contact us

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Step 1 of 4

How big is your team?

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How do iThenticate and QuillBot Compare on Features?

Total Features

8 Features

8 Features

Unique Features

No unique features

No unique features

Get Quote
Get Quote

Compare iThenticate and QuillBot on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option

      Starting From

      • $100
      • Not Available

      Pricing Plans

      • Not Available
      • Not Available

      Pricing Page

      Pricing information not available

      QuillBot pricing

      Other Details

      Organization Types supported

      • Large Enterprises
      • Medium Business
      • Small Business
      • Individuals
      • Freelancers
      • Large Enterprises
      • Medium Business
      • Small Business
      • Individuals
      • Freelancers

      Platforms Supported

      • Browser Based (Cloud)
      • Mobile - Android
      • Mobile - iOS
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)
      • Browser Based (Cloud)
      • Mobile - Android
      • Mobile - iOS
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)

      Modes of support

      • 24/7 (Live rep)
      • Business Hours
      • Online
      • 24/7 (Live rep)
      • Business Hours
      • Online

      API Support

      • Available
      • Available
      Get help choosing
      Get help choosing

      Security & Compliance

      Certifications, data handling, and security controls for IT and compliance evaluators.

      HIPAA

      ✗ No

      GDPR

      ✓ Yes
      ✓ Yes

      Data Encryption

      ✓ Yes

      Data Residency

      🌐 Global
      🇺🇸 US

      iThenticate User Reviews & Rating Comparison

      User Ratings

      Rating Distribution

      2

      0

      0

      1

      1

      109

      4

      6

      3

      28

      Spotsaas Editor’s POV generated by AI

      Buyer sentiment

      User sentiment is mixed, with appreciation for the extensive database and detection speed but concerns about pricing and usability.

      What buyers like

      • Comprehensive plagiarism detection
      • Speed of results
      • Detailed document comparison

      Common complaints

      • Pricing transparency
      • User interface complexity

      Buyer sentiment

      Users appreciate QuillBot's ease of use and writing enhancement features but are frustrated by frequent technical glitches and inconsistent customer support.

      What buyers like

      • Ease of use
      • Writing improvement
      • Integration with document editors

      Common complaints

      • Software reliability issues
      • Customer service responsiveness

      Pros and Cons

      • Extensive content database including billions of web pages and millions of papers

      • Fast detection with results in less than a second

      • Ability to detect sophisticated plagiarism attempts and compare document parts

      • Pricing is not publicly available and requires quotation

      • No free trial or free plan offered

      • Improves writing through paraphrasing, grammar checks, and content rewriting

      • Intuitive and easy to use interface that saves time and effort

      • Seamless integration with Google Docs and Microsoft Word

      • Frequent technical glitches causing crashes and loss of work

      • Unreliable customer service with slow or no issue resolution

      Positive Reviews

      No reviews available for the product

      No reviews available for the product

      Negative Reviews

      No reviews available for the product

      No reviews available for the product

      Used iThenticate or QuillBot? Tell buyers what actually differs.

      List of Customers

      Customers

      IEEE

      IEEE

      Elsevier

      Elsevier

      Harper Collins

      Harper Collins

      No Customers information available.

      Media and Screenshots

      Screenshots

      No screenshots available.

      QuillBot screenshot

      2 Screenshots

      Videos

      No videos available.

      video-0

      4 Videos

      Top Alternatives to iThenticate and QuillBot in 2026

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      Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

      Frequently asked questions

      Which is better, iThenticate or QuillBot?
      QuillBot edges out the other on user ratings (4.1 vs 3.6). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
      Do iThenticate and QuillBot offer a free trial?
      Neither iThenticate nor QuillBot currently lists a free trial.
      What is the starting price of iThenticate vs QuillBot?
      iThenticate starts at $100 One-Time Payment. QuillBot starts at Contact for pricing.
      What are the top alternatives to iThenticate?
      Top alternatives to iThenticate include Unicheck, Plagly, PlagiarismCheck.org, Copyscape, Free Plagiarism Checker.
      What are the top alternatives to QuillBot?
      Top alternatives to QuillBot include ProWritingAid, Linguix, WritingAssistant, WordAi, Paraphrasing Tool.