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Head-to-head · AI Plagiarism Checkers

Turnitin Originality vs PlagiarismDetector.net

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Turnitin Originality #2 in AI Plagiarism Checkers 9.3/10 Pricing on request ✓ 3 of 3 features Visit Turnitin
PlagiarismDetector.net #11 in AI Plagiarism Checkers 8.1/10 Free plan Free plan✓ 3 of 3 features Visit site

Turnitin Originality leads on 0 checks, PlagiarismDetector.net on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTurnitin Originality · 9.3/10
  • Free planonly PlagiarismDetector.net

Turnitin Originality scores higher on our rubric for ai plagiarism checkers: 9.3 against 8.1 out of 10; our editors rank them #2 and #11.

On source coverage, Turnitin Originality gives you Web_academic_and_publisher where PlagiarismDetector.net offers Web_only.

Turnitin Originality is the better fit for institutions needing AI and authorship safeguards. PlagiarismDetector.net is the better fit for large web checks with LMS and API support.

  • Turnitin Originality fits best

    Institutions needing AI and authorship safeguards

  • PlagiarismDetector.net fits best

    Large web checks with LMS and API support

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Turnitin Originality 9.3/10 Visit ↗ PlagiarismDetector.net 8.1/10 Visit ↗
At a glance
Editor score 9.3 8.1
Ranking #2 in AI Plagiarism Checkers #11 in AI Plagiarism Checkers
Best for Institutions needing AI and authorship safeguards Large web checks with LMS and API support
Pricing model Paid Free plan + paid
Starting price Pricing on request $8/mo
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Docs Live chat
Integrations 9 integrations 6 integrations
Built for Mid-market, Enterprise Solo, Small business, Mid-market
Features Turnitin Originality 3/3 · PlagiarismDetector.net 3/3
LMS integrations ✓ ✓
API access ✓ ✓
AI writing check ✓ ✓
Specs
Source coverage Web_academic_and_publisher Web_only
Maximum document words Not checked yet 25000 words
Supported file formats DOC, DOCX, PDF, PPTX, PPSX, XLS, XLSX, PS, RTF, HTM, HTML, WPD, ODT, TXT, HWP, HWPX TXT, DOCX, PDF, HTML
Report export Pdf Pdf
Our review
Pros
  • Detects AI writing, paraphrasing, and bypassing with percentage indicators.
  • Connects with major LMS platforms, LTI, Microsoft Teams, and Google Classroom.
  • Adds authorship, metadata, similarity, citation, and PDF report capabilities.
  • Deep search across billions of web pages
  • LMS, Google Docs, and API integrations
  • Sentence-level results with downloadable PDF reports
Cons
  • Institutional subscriptions require contacting sales rather than choosing a public plan.
  • The product is sold to educational institutions, not directly to individuals.
  • Product details may vary by license and market.
  • Coverage is focused on online web content
  • Basic plans list zero user seats
  • Plan sections use different word and page allowances
Our verdict

Turnitin Originality is an institutional academic-integrity solution for educators and education providers. It combines similarity checking with AI-writing detection, AI paraphrasing and bypassing detection, authorship reports, submission…

Read the review →

PlagiarismDetector.net is a web-based plagiarism and AI-generated-text checker for students, teachers, writers, bloggers, publishers, and organizations. Users can paste text, submit URLs, exclude URLs from checks, or upload multiple files…

Read the review →
  1. Turnitin OriginalityAI Plagiarism Checkers 9.3Pricing on request
  2. PlagiarismDetector.netAI Plagiarism Checkers 8.1Free plan

Strengths and trade-offs

  • Turnitin Originality — where it wins

    • Detects AI writing, paraphrasing, and bypassing with percentage indicators.
    • Connects with major LMS platforms, LTI, Microsoft Teams, and Google Classroom.
    • Adds authorship, metadata, similarity, citation, and PDF report capabilities.

    Where it doesn't

    • Institutional subscriptions require contacting sales rather than choosing a public plan.
    • The product is sold to educational institutions, not directly to individuals.
    • Product details may vary by license and market.

  • PlagiarismDetector.net — where it wins

    • Deep search across billions of web pages
    • LMS, Google Docs, and API integrations
    • Sentence-level results with downloadable PDF reports

    Where it doesn't

    • Coverage is focused on online web content
    • Basic plans list zero user seats
    • Plan sections use different word and page allowances
  • Turnitin Originality9.3/10 · Pricing on request

    A broad institutional suite for AI writing, authorship, similarity, and citation review.

    Visit TurnitinFull verdict →
  • PlagiarismDetector.net8.1/10 · Free plan

    A web-focused checker with LMS, Google Docs, PDF reports, and API support.

    Visit siteFull verdict →

More comparisons

All AI plagiarism checkers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update