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10 Best Free Plagiarism Checker Tools in 2024

Are you looking for the best free plagiarism checker tools online?

Then you are in the right place. Your search for a plagiarism checker ends here.

There are many plagiarism checker tools available online. But not all of them do the work efficiently.

Check out this post and learn about the best free online plagiarism checker tools.

10 Best Free Plagiarism Checker Tools

We as bloggers, have to worry a little about our articles and posts being copied as it can result in less traffic.

But, I said that we need to worry a little. It’s because we can detect plagiarism using various popular plagiarism checker online tools and plagiarism checker software. 

List of Free Online Plagiarism Checkers

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Best Free Plagiarism Checker Tools

Let us see the list of free online plagiarism checker tools to help you detect plagiarism online.


Grammarly is the best tool to correct grammar errors in your article. It also has an amazing feature that allows you to check for plagiarized content in your articles.

It is one of the best plagiarism checker tools that anyone can use including teachers, students, website owners, article writers, etc.

However, the Plagiarism Checker tool is available only in the premium version of Grammarly. You can use the online version of the plagiarism checker tool Grammarly for as long as you need it.

If you want to take full advantage of the tool, then I recommend you go with the premium version of Grammarly and unlock all the amazing grammar features of the tool.


Copyscape is one of the best plagiarism checker tools available online.

Unlike other tools in this list, Copyscape only checks for articles published on the Internet. You can enter the URL of any article and the tool will scan for copied content.

If you want to copy and paste text to check for any plagiarized content, then you will need to sign up with the Copyscape premium.

Plagiarism Checker by SmallSEOTools

SmallSEOTools.com offers an online plagiarism checker tool that you can use to test for copied content.

You simply have to copy-paste the article text and then click on the “Check for Plagiarism” button below.

The tool has a 1000 words limit per search so if your article is long, then break it down into multiple parts.

Plagiarism Checker

If you are a teacher and you want to find out if your students submitted papers containing copied content or not, then you can use PlagiarismChecker.com to look for plagiarized content.

Simply, go to the site and copy-paste the article into the box, and click on the Search button.

If the content was copied, then you will see results on the page.

The Plagiarism Checker by Dustball

Another best free plagiarism checker tool is Dustball.

If you have a Word document that you want to scan for copied content, then you can upload your MS Word document and check the content using Plagiarism Checker by Dustball.

You can also copy and paste the text in the box to check for plagiarism.

The service is available for free but if you want more powerful detection, then you can go with the premium version.


Plagiarisma.net offers a search box to check for copied content online and it also offers the option to download its software and install it on your computer.

If you use Google Chrome or Firefox, then you can download the extension and add-on as well and you can upload a document file to the site or enter the URL of any site and let the online plagiarism checker do its work.

Plagiarism Software

Another best free plagiarism checker tool on our list is PlagiarismSoftware.net

It allows you to test your articles online with a limit of 1000 words.

You can copy-paste the article in the box or upload a “.docx” or “.txt” file or simply enter any website’s URL to check for copied content.

Plagiarism Check

Plagiarism check is a free and popular plagiarism checker which you can use to check an unlimited number of papers and create unlimited reports.

What I like the most about this website is that it accepts all file formats and provides an easy way to download reports.

All you have to do is just register with this plagiarism checker tool and enjoy the services. The only drawback with this website is that they have no warranty.

Dupli Checker

This site is not much popular plagiarism checker but it was effective whenever I used it.

The upside of this tool is that you can upload documents as well as you can directly copy and paste the text and check for plagiarism.

This website also offers a lot of other related free tools and information on plagiarism. But, I don’t think you need that much plagiarism-related info.


The last one on our list of best free plagiarism checker tools is Plagium.

It is available both as a free and premium version.  You can just need to paste the content to be searched and you will get the results within a few seconds.

It is very easy to use and it is free to use up to 5000 characters per search.


That’s all about the best free plagiarism checker tools. These tools will help you identify the plagiarised content on the pages.

If you find this useful, share it with your friends.

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Umapathy Sekar is a Passionate Blogger and Affiliate Marketer. He has more than 8 years of experience in Affiliate Marketing. At Onlinedecoded.com, he writes mostly about Tips and Tricks about Blogging, Affiliate Marketing and how you can earn money online. You can follow him on Twitter and Linkedin.

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