Sites like Turnitin

01 · Entity

About Turnitin

Turnitin turnitin.com

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Wikidata: Internet-based plagiarism-prevention service

Top 10K · #5,960 15 technologies Crawled Nov 6, 2026

Visit Turnitin

Summary by Claude

Turnitin is a web-based plagiarism detection service. It checks submitted student work against a database of prior submissions, publications and web content, and it also offers AI-writing detection, grading and feedback tools.

Who it’s for

Universities, high schools and teachers

Business model

Institutional subscription licenses

• plagiarism detection software
• plagiarism checker
• similarity report
• AI writing detection
• academic integrity
• essay grading and feedback
• Feedback Studio
• iThenticate manuscript checking
• Gradescope

02 · Embedding space

Competitor map

Each alternative by how close its vector is to Turnitin’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

We can’t read turnitin.com’s homepage (HTTP 403), so it’s compared on what Wikidata and Wikipedia say about it.

1. 01
   Grammarly grammarly.com Top 1K English

   Grammarly: Free AI Writing Assistance

   Grammarly makes AI writing convenient. Work smarter with personalized AI guidance and text generation on any app or website.

   • Apple Business
   • Atlassian
   • Amazon CloudFront
   • Google Search Console
   • Google Workspace
   • Microsoft 365

   0 say Grammarly is a good alternative to Turnitin 0 say Grammarly isn’t a real alternative to Turnitin

   Comment
   Close cos 0.893
2. 02
   Semrush semrush.com Top 10K English

   Semrush: Your Unfair Advantage for Growing Brand Visibility

   Semrush is the leading platform to grow and measure brand visibility across AI search, SEO, PPC, social, and more.

   • Amazon SES
   • Apple Business
   • Atlassian
   • Google Search Console
   • Google Workspace
   • Meta Business Suite

   0 say Semrush is a good alternative to Turnitin 0 say Semrush isn’t a real alternative to Turnitin

   Comment
   Very close cos 0.896
3. 03
   Semantic Scholar semanticscholar.org Top 10K English

   Semantic Scholar | AI-Powered Research Tool

   Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.

   • Amazon CloudFront
   • Google Search Console
   • Google Workspace
   • Amazon Route 53
   • Google Analytics
   • Google Fonts

   0 say Semantic Scholar is a good alternative to Turnitin 0 say Semantic Scholar isn’t a real alternative to Turnitin

   Comment
   Close cos 0.893
4. 04
   GeeksforGeeks geeksforgeeks.org Top 10K English

   GeeksforGeeks | Your All-in-One Learning Portal

   Your All-in-One Learning Portal. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

   • Amazon SES
   • Amazon CloudFront
   • Google Search Console
   • Google Workspace
   • Amazon Route 53
   • Google Ads conversion tracking

   0 say GeeksforGeeks is a good alternative to Turnitin 0 say GeeksforGeeks isn’t a real alternative to Turnitin

   Comment
   Close cos 0.891
5. 05
   HowStuffWorks howstuffworks.com Top 10K English

   American media company

   • Atlassian
   • Amazon CloudFront
   • Google Search Console
   • Google Workspace
   • Meta Business Suite
   • Microsoft 365

   0 say HowStuffWorks is a good alternative to Turnitin 0 say HowStuffWorks isn’t a real alternative to Turnitin

   Comment
   Close cos 0.889
6. 06
   Quizlet quizlet.com Top 10K English

   Captcha Challenge…

   online studying platform

   • Apple Business
   • Atlassian
   • Google Search Console
   • Google Workspace
   • Meta Business Suite
   • Microsoft 365

   0 say Quizlet is a good alternative to Turnitin 0 say Quizlet isn’t a real alternative to Turnitin

   Comment
   Close cos 0.888
7. 07
   QuillBot quillbot.com Top 10K English

   AI-assisted writing tool

   • Atlassian
   • Google Search Console
   • Google Workspace
   • Meta Business Suite
   • Microsoft 365
   • Zendesk

   0 say QuillBot is a good alternative to Turnitin 0 say QuillBot isn’t a real alternative to Turnitin

   Comment
   Close cos 0.884
8. 08
   Alchemer alchemer.com Top 10K

   Error 403 Forbidden

   American software company

   • Apple Business
   • Atlassian
   • Google Search Console
   • Microsoft 365
   • Amazon Route 53
   • Salesforce

   0 say Alchemer is a good alternative to Turnitin 0 say Alchemer isn’t a real alternative to Turnitin

   Comment
   Close cos 0.886
9. 09
   DataDome datadome.co Top 10K English

   datadome.co

   cybersecurity company

   • Apple Business
   • Atlassian
   • Amazon CloudFront
   • Google Search Console
   • Google Workspace
   • Microsoft 365

   0 say DataDome is a good alternative to Turnitin 0 say DataDome isn’t a real alternative to Turnitin

   Comment
   Close cos 0.884
10. 10
    Snopes snopes.com Top 10K English

    Snopes.com | The definitive fact-checking site and reference source for urban legends, folklore, myths, rumors, and misinformation.

    The definitive Internet reference source for researching urban legends, folklore, myths, rumors, and misinformation.

    • Amazon SES
    • Apple Business
    • Atlassian
    • Google Search Console
    • Google Workspace
    • Meta Business Suite

    0 say Snopes is a good alternative to Turnitin 0 say Snopes isn’t a real alternative to Turnitin

    Comment
    Close cos 0.884
11. 11
    ThinkingAI thinkingdata.cn Top 10K Chinese

    ThinkingAI - 企业级 AI Agent 平台 | 智能数据分析与自动化运营

    ThinkingAI 是企业级 AI Agent 平台，将数据洞察转化为自动化行动。帮助企业构建数据分析、智能运营、A/B 测试和自定义自动化的 AI Agent 团队，已服务 1500+ 全球企业。

    • Baidu Analytics
    • Google Tag Manager
    • LinkedIn Insight Tag
    • Next.js
    • nginx
    • React

    0 say ThinkingAI is a good alternative to Turnitin 0 say ThinkingAI isn’t a real alternative to Turnitin

    Comment
    Close cos 0.882
12. 12
    navitime.co.jp Top 10K

    ERROR: The request could not be satisfied

    • Amazon SES
    • Atlassian
    • Amazon CloudFront
    • Google Search Console
    • Google Workspace
    • Meta Business Suite

    0 say navitime.co.jp is a good alternative to Turnitin 0 say navitime.co.jp isn’t a real alternative to Turnitin

    Comment
    Close cos 0.884
13. 13
    W3Schools w3schools.com Top 10K English

    W3Schools Online Web Tutorials

    Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

    • Amazon SES
    • Apple Business
    • Google Search Console
    • Google Workspace
    • Amazon Route 53
    • Zendesk

    0 say W3Schools is a good alternative to Turnitin 0 say W3Schools isn’t a real alternative to Turnitin

    Comment
    Close cos 0.885
14. 14
    SurveyMonkey surveymonkey.com Top 1K English

    SurveyMonkey: The World’s Most Popular Survey Platform

    Easily create surveys and forms with AI and templates for employee and customer feedback, market research, event registrations and more. Get started free.

    • Apple Business
    • Atlassian
    • Amazon CloudFront
    • Google Search Console
    • Meta Business Suite
    • Microsoft 365

    0 say SurveyMonkey is a good alternative to Turnitin 0 say SurveyMonkey isn’t a real alternative to Turnitin

    Comment
    Close cos 0.884
15. 15
    StumbleUpon stumbleupon.com Top 10K

    StumbleUpon

    content discovery platform

    • Google Workspace
    • Amazon Route 53
    • Google Analytics
    • Next.js
    • nginx
    • React

    0 say StumbleUpon is a good alternative to Turnitin 0 say StumbleUpon isn’t a real alternative to Turnitin

    Comment
    Close cos 0.882
16. 16
    Trustindex.io trustindex.io Top 10K English

    Trustindex.io - Skyrocket Your Sales with Customer Reviews

    Keywords

    • Amazon CloudFront
    • Amazon Route 53
    • Apache HTTP Server
    • Bootstrap
    • cdnjs
    • Font Awesome

    0 say Trustindex.io is a good alternative to Turnitin 0 say Trustindex.io isn’t a real alternative to Turnitin

    Comment
    Close cos 0.881
17. 17
    Studocu studocu.com Top 10K English

    Studocu - Access Blocked

    On Studocu you find all the lecture notes, summaries and study guides you need to pass your exams with better grades.

    • Apple Business
    • Google Search Console
    • Google Workspace
    • Meta Business Suite
    • OpenAI
    • Amazon Route 53

    0 say Studocu is a good alternative to Turnitin 0 say Studocu isn’t a real alternative to Turnitin

    Comment
    Close cos 0.880
18. 18
    kontur.ru Top 10K Russian

    Контур | Доступ запрещен

    • Google Search Console
    • GlobalSign
    • Mailchimp Transactional

    0 say kontur.ru is a good alternative to Turnitin 0 say kontur.ru isn’t a real alternative to Turnitin

    Comment
    Close cos 0.881
19. 19
    Smithsonian Institution si.edu Top 10K English

    Smithsonian request verification

    group of museums and research centers administered by the United States government

    • Apple Business
    • Atlassian
    • Google Search Console
    • Microsoft 365
    • OpenAI
    • Adobe

    0 say Smithsonian Institution is a good alternative to Turnitin 0 say Smithsonian Institution isn’t a real alternative to Turnitin

    Comment
    Close cos 0.880
20. 20
    Sentry sentry.io Top 1K English

    Application Performance Monitoring & Error Tracking Software | Sentry

    Application performance monitoring for developers & software teams to see errors clearer, solve issues faster & continue learning continuously. Get started at sentry.io.

    • Apple Business
    • Atlassian
    • Google Search Console
    • Google Workspace
    • Miro
    • OpenAI

    0 say Sentry is a good alternative to Turnitin 0 say Sentry isn’t a real alternative to Turnitin

    Comment
    Close cos 0.878

Ranked by score: the cosine similarity of each site’s vector to turnitin.com’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones Turnitin uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What Turnitin is built with, and what its closest competitors use, from its homepage’s code and its DNS records.