HomeOnline BusinessBest Websites to Check Plagiarism Online (Free and Accurate) in 2023

Best Websites to Check Plagiarism Online (Free and Accurate) in 2023

Here, you will find top websites and steps on how to check plagiarism of your text, blog, paper, project and other types of content online. Learn more below!

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In this article on Naijaknowhow, you will find our top websites and steps on how to check plagiarism of your text, blog, paper, project and other types of content online. For those looking to check the originality of their content, there are several ways to check for plagiarism that you can try.

Checking for plagiarism can be done without paying to do so, it can be done for free. Several genuine websites provide quite accurate results, these sites don’t require in-depth know-how to use them, it’s quick and straightforward, you don’t have to be an expert to test them out.

Writing compelling blog articles, papers, projects and other types of content online can be time-consuming, most people can relate to the annoyance when they’ve finally completed their content then find out it has been copied or republished by someone else. That said, for those in need of an easy-to-use plagiarism detector online, here are various quality sites to check plagiarism online for free with accurate results.

How to Check Plagiarism Online (Best Websites)

1. Plagiarism Detector — www.plagiarismdetector.net

Plagiarism Detector - website to check plagiarism online

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If you are looking for a website to check plagiarism online for free, you should check out Plagiarism Detector. Just like DupliChecker, this website can help you detect similar content across the internet with great precision. Plagiarism Detector can be used to check for plagiarism in documents and URL links. This also supports 12 languages, this includes English, Malay, Arabic, Indonesian and more.

Most reliable websites that offer such service won’t give you 100% free, it’s either they monetised their platform with annoying and unwanted ads or they provide an ad-free account for a small fee. In this case, Plagiarism Detector is not any different. To get a more accurate result, without a limit on words and no unwanted ads, then you should switch to their Go Pro account.

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2. Quetext — www.quetext.com

Quetext - website to check plagiarism

This is one of my favourite websites to check plagiarism, Quetext has a very clean user interface. Quetext basically provides a plagiarism check service from text or writing. It requires you to copy and paste your text content to find similar content on the internet.

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Quetext is quite easy to use and one of the most accurate online plagiarism checkers. To get started, all you have to do is visit the website (www.quetext.com), then create an account, don’t worry, it won’t ask you to enter your card for a free trial and all that. After creating an account, make sure you verify your email before you can be allowed to use their platform. Quetext will find similar content that has been published with a percentage showing the level of similarity to all the links from the result.

Quetext offers a free service similar but not the same as other websites, you are given a limit of 2,500 words, more than other websites which are only 1,000 words.

If you want to explore more, you can test by paying $0.99 for 3 days trial and $9.99/month for the Pro plan if you’re satisfied with what you saw. The Pro plan comes with features such as DeepSearch Technology, Get exclusive access to DeepSearch, Extended Plagiarism Checks, Citation Assistant, Search by File, PDF Report Download, Up to 50 pages/search, Source Exclusion etc.

3. DupliChecker — www.duplichecker.com


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One of the most reliable websites to check content plagiarism is DupliChecker, this plagiarism checker comes with a lot of managing features based on your needs. It uses artificial intelligence (AI) technology that can detect up to 7 languages, i.e Dutch, Indonesian, Italian, Arabic, Spanish, Russian and Portuguese.

Aside from its ability to check text, you can also upload and check documents in .tex, .txt, .doc, .docx, .odt, .pdf, and .rtf formats. One more interesting feature about this is that you could also check plagiarism through a webpage URL, i.e you only have to enter a website link to check if the content on that link was copied anywhere online.

DupliChecker offers a 1000-word limit per search for free, if you want to check more than that, then you have to create a PRO account which costs $10/monthly for the basic plan.

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4. Plagiarism Checker — www.plagiarismchecker.co

Plagiarism Checker

Another cool free website for plagiarism check is Plagiarism Checker. Most websites on this list have similar features, this includes www.plagiarismchecker.co. It allows you to check posts from texts, files, documents, blogs, research papers, and websites. Also, you can exclude links you don’t want to appear in the result.

Unfortunately, Plagiarism Checker offers only a limit of 800 words, which is considerably lower than its competitors mentioned in this listicle. On the other hand, you can switch to the Pro package with an account free from ads, more accurate results and a 30,000-word limit to check your blog article, thesis, journal or scientific work.

5. Small SEO Tools — www.smallseotools.com/plagiarism-checker/

Small SEO Tools Plagiarism Checker

Small SEO Tools is a very useful website for people who are particular about on-page SEO and other content-related issues. Aside from SEO, Small SEO Tools is also recommended for those looking for a free website to check plagiarism online.

Just by visiting www.smallseotools.com and selecting the Plagiarism Checker feature, you can immediately expose the authenticity of the text, documents, blog or online content. Content can be uploaded in document formats such as .tex, .txt, .doc, .docx, .odt, .pdf and .rtf.

Small SEO Tools offers a 1000-word limit per search for free.  Also, you can select files from Drive or Dropbox to upload if you want to check for plagiarism.


There you go! That’s our list of the best websites to check plagiarism online. These sites are free with pretty accurate results. Kindly share other useful plagiarism checker websites you’ve tried in the comment box below. If you liked this article, then please subscribe to our YouTube Channel for tech video tutorials. You can also find us on Twitter and Facebook.

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