Best 15 Plagiarism Checker Sites

Want to prevent copying in 2023? Here are the best 15 plagiarism checker sites or tools to make that easy.

If you didn’t know, Google is cracking down on people who copy and paste content from other websites to theirs without giving credit. It is actually illegal. We understand that you might make an honest mistake by copying content and not crediting the source.

That’s why you would need a plagiarism checker. It is so effective in these cases, and you can check your content without breaking a sweat. Everyone can use them, from teachers to students, content writers, bloggers, and editors. Here are the best 15 plagiarism checker sites or tools to use;

1. Copyscape

https://www.copyscape.com/
Copyscape is perfect for solving some of the growing problems of plagiarism. The site thoroughly checks for even the slightest similarities between contents. It allows its users to paste the URL’s content to prevent plagiarism. Copyscape helps content creators, and webmasters avoid posting duplicate content. It also helps check the originality of content and the tracking of copies.

2. Grammarly

https://www.grammarly.com/
This is one of the most popular tools for checking plagiarism in works. It also helps you write an error-free article. It is an AI-powered writing assistant that enables you to stay accurate and avoid duplicate copies. Universities like Stanford and the University of Michigan trust this proofreader. Grammarly scans documents based on their types, checking for duplicates and effectively avoiding unintentional plagiarism.

3. iThenticate

https://www.ithenticate.com/
This is a plagiarism checker that is popular among scholars, researchers, and publishers. It is pretty comprehensive. iThenticate highlights sections of a text that require change and that may have been copied. It helps professionals quickly check for accuracy due to its unparalleled database. iThenticate enables you to maintain originality by easily and efficiently analyzing the quality of work. It does this by browsing several sources and matching them for easy analysis.

4. Unicheck

https://unicheck.com/
Unicheck is built to efficiently identify duplicate works and help achieve authenticity. The great thing about it is that it is designed for easy use and has an excellent toolset for authentication. It does not matter if it is bulk uploads; its tools support bulk uploads and deliver a detailed, accurate result in response. Unicheck provides Google add-ons to help check similarities. It deeply analyses content to detect the slightest similarities.

5. Copyleaks

https://copyleaks.com/
Copyleaks has AI-based algorithms that make it easy to check for paraphrased content to find similar texts and detect plagiarism. The tool is available in over 100 languages and helps professionals from various parts of the world. Copyleaks uses SSL connection and military-grade 256-bit encryption to ensure secure content. Its software also checks and scans articles, texts, etc., to spot similarities and avoid plagiarism issues for students, agencies, etc.

6. Scribbr

https://www.scribbr.com/plagiarism-checker/
Scribbr is one of the most popular online plagiarism checkers in use. It is a top choice for content creators, especially writers, and students looking to detect plagiarism in their works. It partners with Turnitin to effectively detect matching works and highlight them for correction. It covers 20 languages, 90 billion web pages, and 69 publications. It effectively compares work drafts and unpublished content with already published references to detect similarities. It is easy for students to use.

7. PlagiarismCheck

https://plagiarismcheck.org/
Just as its name implies, PlagiarismCheck is perfect for cross-referencing works and content to detect plagiarism. Geekflare writes that “It streamlines the educational process while detecting similarities in the content to product reports. It comes with an extensive database and complex algorithms to assess texts and obtain accuracy.” The site checks and analyzes over 38 million documents to find similarities and highlight them.

8. Paper Rater

https://www.paperrater.com/plagiarism_checker
Paper Rater is perfect for people looking to check their papers for any plagiarism. It efficiently gives results and highlights any forms of similarities or plagiarism detected. All you need to do is copy and paste the content of the paper of upload the file to get your result. It will efficiently analyze the paper and check spelling and grammar. It also enhances the quality of the work to make it better.

9. Plagiarism Checker X

https://plagiarismcheckerx.com/
The mistake most make is not finding the accurate plagiarism checker for the kind of works or content they need to analyze. Plagiarism Checker X is perfect for working on a blog, Assignment, research paper, or a website. It will check other documents for similarities with your work. It helps teachers, students, digital marketers, etc., avoid any traces of plagiarism in their works. It is also used in over 80 countries.

10. Noplag

https://noplag.com/
Just as much as the ones listed above, Noplag is the perfect plagiarism checker site for effective results. You also do not need to exhaust yourself using it. It doesn’t matter what you want to check. It works well for guest posts, articles, web content, term paper, essays, etc. It effectively checks for similarities and points them out to avoid plagiarism. The Noplag tools contain millions of databases and publications to reference. It is also perfect for studies to use and learn with.

11. Plagium

https://www.plagium.com/
If you’re looking to detect any possible plagiarism in your work or someone else’s, then this is the best tool to use. It is efficient and very effective. Whether you want to conduct a deep or thorough search or a quick one, it does it effectively and gives the correct result. It will compare the content with the relevant documents and detect any forms of similarities or plagiarism. It is excellent at comparing two text documents.

12. Plagramme

https://www.plagramme.com/
Plagramme is one of the widely used plagiarism checkers by students and teachers. It is also one of the most effective ones used today. In a few sections, Plagramme will access hundreds of documents and deliver accurate results. It has features that make the scanning of documents easy and effortless. It checks and references content against millions of online records and is perfect for use by professors, teachers, students, etc.

13. PlagScan

https://www.plagscan.com/en/
PlagScan is one of the perfect tools and online plagiarism checkers for checking the authenticity of articles and content. It is also ideal for all formats. It accesses online documents and printable content and delivers a detailed plagiarism report. It is also perfect for protecting data from plagiarism and helps avoid unauthorized content copying. It efficiently scans documents as a result of its tools and algorithms. You can be sure that with PlagScan, you will have a deep scan.

14. Quetext

https://www.quetext.com/plagiarism-checker
Quetext is another perfect plagiarism checker for ensuring the authenticity of documents or content. To detect plagiarism and build citations and do a deep search to detect writing issues. It is also efficient to use because users can quickly enter a text and check for any duplicates after it is evaluated. Quetext comes with DeepSearch Technology, with uses the following steps; fuzzy matching, contextual analysis, and conditional scoring to ensure efficiency. The uploaded content is referenced across online works and documents. It can also be used by content writers, students, teachers, etc.

15. ProWritingAid

https://prowritingaid.com/
ProWritingAid does it all. It checks for plagiarism, edits files, checks grammar, and assists in writing. You can call it an efficient writing assistant. With comprehensive steps, it helps the user write and share content. It is the perfect tool for creative writers, students, etc., looking to avoid plagiarism in their works. With ProWritingAid, the safety of your work is ensured. It also enhances your work and makes writing faster.