5 Free Online Plagiarism Checker Tools

Plagiarism is one of the major problems faced by the content writers, authors and even the bloggers. According to various plagiarism debate, it’s not possible to kerb the plagiarism 100%.  While content writers are the ones to suffer, the bloggers may face issues if they are receiving content for their blog from guest authors which are plagiarised. To fight with this, we will list 5 Free Online Tools to check for Plagiarism:

  • Copyscape

Copyscape is definitely one of the most popular tools to check for plagiarism. Although Copyscape is not 100% free and comes with limited features, you can still check a website or an article if it has been plagiarised.

  • DupliChecker

DupliChecker is yet another completely free tool to check for plagiarism. All you have to do is either upload your document on their site or simply copy and paste a piece of text. The accuracy may not be 100%, but it is still efficient in helping you with stolen or copied content.

  • SmallSEOTools Plagiarism Checker

This is an efficient tool and very popular among the bloggers. The interface is quite easy, and all you have to do is upload your document or paste the desired text. You can also get their API and use it in your website for automated plagiarism detection. The algorithm is updated timely so you can consider this as a decent tool to check for plagiarism.

  • Grammarly Plagiarism Checker

While Grammarly is already very popular for it’s Grammar checking tools, their plagiarism tool is great too. To make sure what clients will be using upon interacting with the tools, they even have Grammarly free trial which anyone can avail to see how it functions. The interface is pretty simple and gives you two option to either check a piece of text or to upload your document on their server. Grammarly is known for it’s high accuracy so if you are a trusted customer of Grammarly, then you will definitely go with Grammarly plagiarism checking tool everytime.

  • QueText

QueText is another free online plagiarism checking tool which uses natural language processing algorithms to detect plagiarised content. Although the results are good, but it only allows you to check a piece of copied text i.e, doesn’t allow you to upload your document for a check.


These are the few free useful and effective plagiarism checking tools which are available online. If you’ve got more suggestions, then you can post in the comments section.

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