Kindly, could you please see the following warning that is related to this valuable question of Dr. Zornitsa Kamenarska?

https://www.researchgate.net/post/Are_free-software-checkers_for_plagiarism_trustable_and_faithful

Try this link:

https://unicheck.com/

https://www.plagscan.com/en/

and this

https://www.grammarly.com/plagiarism-checker?q=plagiarism&utm_source=google&utm_medium=cpc&utm_campaign=10641084659&utm_content=451208011891&utm_term=%2Bcheck%20if%20%2Bplagiarized&matchtype=b&placement=&network=g&gclid=EAIaIQobChMI3sPXqJ_s7AIVJ4BQBh1rdgrfEAAYASAAEgJVAvD_BwE&gclsrc=aw.ds

http://dl.downloadly.ir/Files/Software/Plagiarism_Checker_X_Pro_6.0.11_Multilingual_Downloadly.ir.rar

Plagiarism Checker X is a practical and effective tool, and its main purpose is to help you check and place similar content inside text documents and web pages. Plagiarism is a constant headache for students, teachers, web content writers, webmasters, and online publishers, and with the availability of online resources, the process of copywriting is growing. Plagiarism Checker X software helps you identify plagiarism in research articles, blogs and websites. With higher speed and accuracy, you can easily check the authenticity of your document in less than a few seconds. Simply enter your content into the software and click the Analyze button. The software checks each sentence in the leading search engine. (Google, Yahoo and Bing). It also offers a comprehensive html report in a short time that you can save for your convenience or reference.

Thanks a lot!

You can also check these sites:

https://smallseotools.com/plagiarism-checker/

https://plagiarismdetector.net/

www.turnitin.com is perfect

but it need to buy, you can buy Student Account in your country, If you need to check file, you can send me, I will check for you

Before you send me, make sure to DELETE

Authors name, Tables, Graphs, References

Just running matter required for check plagiarism

Furthermore you can download

plagiarismcheckerx.com

But if you get 20% Plagiarism, it means it's 45% in Turnitin.com

Dear Zornitsa Kamenarska you can use Ithenticate it is the most used plagiarism checking tool by Journals.

https://www.ithenticate.com

Kindly, could you please see the following warning that is related to this valuable question of Dr. Zornitsa Kamenarska?

https://www.researchgate.net/post/Are_free-software-checkers_for_plagiarism_trustable_and_faithful

Turnitin

PlagScan

iThenticate