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Plagiarism Check

Trinka Plagiarism Checker now Enhanced with AI Content Detector

  • Check plagiarism against paid publications using the most trusted iThenticate Report
  • Detect the presence of AI-generated content in any document
  • Get Free Plagiarism Score with an overview of the detected sources
Check Now
Plagiarism Check
Top Feature

82+ Million

Paid Scholarly

91+ Billion

Current and archived
web pages

135+ Million

Open access

102+ Million

Pages crawled and
updated daily

Find the Plagiarism Check That Suits you Best



  • AI-generated Content Detector New
  • 89 Million+ Paid Scholarly Articles
  • 99 Billion+ Current & Archived Web Pages
  • 200 Million+ Open Access Articles
  • 102 Million Pages Crawled & Updated Daily
  • Interactive Reports with Downloadable PDF


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Standard Plagiarism Check

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Advanced Plagiarism Check

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Sample Reports

These sample reports will help you better understand what is included in each of our different reports. 

Free Plagiarism Score

In this check, we verify the document against the Internet, Open Access, and Paid publications. Using this method, you can get a quick overview of the data before generating a full report.

Sample Reference List. Docx

  • Serious Plagiarism Issues detected
  • Uploaded on 11 Oct 2022
  • Score Only

More than 50% similarity detected


Internet match


Paid publication match

958 words match with top 3 sources

MATCH %Top Sources

Standard Plagiarism Check

This check is most suitable for non-journal publication needs. In addition to checking against Internet sources, it also checks against some Open Access publications.

Trinka Plagiarism Check

Advanced Plagiarism Check

This check is recommended for publication needs. Using this check, you can validate your manuscripts against Internet, Open Access, and Paid publications.

iThenticate Plagiarism Check

Key Benefits of Plagiarism Check

These thoughtful features help you eliminate plagiarism and submit your work confidently.

language score

Free Plagiarism Score

Get a plagiarism score and an overview of sources for free. Get the full report only when you need it! 


Easy to Understand Report

The intuitive PDF report is easy to understand, with unique highlights for different sources.

internet paid

Internet & Paid Publications

Get the most robust check with a database of 82+ million Paid publications and Internet content.

superior technology

Superior Detection Technology

Our plagiarism detection technology is used by the largest academic publishers and intelligently excludes cited content to give you reliable results.


Daily Database Updates

Our most comprehensive database is updated daily to include new sources and changes to give you the best results.

Why Choose Advanced Plagiarism Check?

Trinka iThenticate Plagiarism check ensures the most reliable plagiarism detection by combining the most powerful algorithms and the richest database of published material. This database also includes all open access repositories and all available internet content.

Researchers and students can use this check to easily compare their work against already-published articles from 1,700+ publishers including Elsevier, Wiley, Springer Nature, Taylor & Francis, and Sage.

Most Useful for





University Reviewers

University Reviewers



Covers a wide range of document types


Avoid Plagiarism & Submit your Work Confidently

Check Now

Trusted by 1700+ Publishers Worldwide

Trinka's plagiarism checker utilizes Turnitin's expansive database and algorithms that are used globally by 1700+ publishers and peer reviewers.

Verify your content's integrity and credibility with the most accurate text similarity detection algorithms. Compare your work against already published works from publishers such as Elsevier, Wiley, Springer Nature, Taylor & Francis, Sage, and more.


Get Top-Quality Assessment with Trinka's Plagiarism Check

Selecting the right tool can be challenging due to the availability of several tools. In order to make this process easier for you, we compared a number of widely used plagiarism checkers, and Trinka provides the most reliable and accurate results.

When tested on a highly plagiarized sample thesis document, Trinka Plagiarism Checker outperformed most other tools.

Based on 7 parameters, we compared 10 leading tools on accuracy, database size, accessibility, ease of use, cost, and security. Trinka provides top-of-the-line assessment and expertise, all while keeping your data secure.


Plagiarism Check Uses Credits

Credits are like tokens that let you use several Trinka features as needed.

Premium users get 10 and Basic users get 4 free credits every month. To know more, click here.


Standard Plagiarism Check uses 12 credits, and Advanced Plagiarism Check uses 18 credits.
Use your free monthly credits and buy more only when you need.

Trinka Premium users get 2 free plagiarism score checks every month.

Additionally, you get up to 40% discount on credit pack purchases.

Plagiarism Check

See How It Works

Check out the easy walk through video to get started with Plagiarism Check in no time.

It is a detailed step-by-step tutorial to help you use Trinka to its fullest.

Have more questions? Browse through our FAQs here.

Paid vs. Free Plagiarism Checkers

Plagiarism Trinka's Plagiarism Checker Other Free Plagiarism Checkers
Accuracy and reliability of resultHighLow
Update DatabaseUpdate DailyUpdate periodically
Database SizeInternet WebpagesBillions of current & archived webpagesLimited Database size, mostly current internet pages
Paid Scholarly ArticlesIncludes all open access and
paid scholarly article
Do not include paid articles because of high license cost
SecurityCompletely safe and secureNot secure
Data SavingDoes not save your contentMay save your content

Frequently Asked Questions

That’s easy!

  1. Go to your Trinka Cloud Account (haven’t signed up for free account yet? Sign up now! )
  2. Navigate to the Plagiarism Check page by clicking on it from the right panel.
  3. Upload a document and select the check that works for you. You can choose a file you have already uploaded on Trinka drive, too.
  4. Get the detailed report in minutes!

Unlike other tools, Trinka lets you choose a plagiarism check that meets your needs – Internet content or Internet + paid publications. Our technology, in partnership with Turnitin, offers superior detection technology that is trusted by large academic publishers worldwide.

You get plagiarism score for free on Trinka!

If you have a Basic account, you get 1 free plagiarism score check every month. If you have a Trinka Premium account, you will get 2 free plagiarism score checks every month.

Yes! The reports are in PDF and can be downloaded any time after you generate them.

Your document uploaded for plagiarism check, is processed at Turnitin servers without storing the document on Trinka. Once report is generated, it is directly shared on the dashboard without storing anywhere else.