4 Best Duplicate Content Checker Tools for Your Website

4 Best Duplicate Content Checker Tools for Your Website

In the offline world, plagiarism is considered to be a serious academic offense. Students who plagiarize can lose their degrees, and professionals who plagiarize can lose their jobs. In the online world, plagiarism can have similar consequences.

Websites that are caught duplicating content can be penalized by search engines, which can lead to a loss of traffic and revenue. That’s why you need to use duplicate content checker tools to ensure that your content is original and unique.

There are several reasons why people might duplicate content online. Some people do copying because they are lazy or don’t want to put in the effort to create original content.

Others do it because they don’t know that it is wrong. And still, others do it because they think that they can get away with it.

Whatever the reason, duplicating content is a mistake. It is wrong, it can damage your website, and it can get you in trouble. If you are thinking about duplicating content, I urge you to reconsider. There are plenty of ways to create original content that doesn’t involve plagiarism.

How to Check for Duplicate Content?

Here are some ways to check for duplicate content:

1. Use a Duplicate Content Checker Tool

Several online tools can help you check for duplicate content. These tools typically work by comparing the content of your website or blog to other websites and blogs on the internet. Some popular duplicate content checkers include Copyscape, Siteliner, and Duplichecker.

You can also use Google Search to check for duplicate content. Simply enter a phrase or sentence from your content into the search bar and see how many other websites return results for that phrase or sentence. If you see a lot of other websites that have the same content, then it is likely that your content is duplicated.

3. Use a Plagiarism Scanner

Plagiarism detectors are similar to duplicate content checkers, but they typically focus on identifying content that has been copied from other sources. Some popular plagiarism checkers include Grammarly, plagiarismdetector.net, and Plagiarism Today.

4. Manually check your content

If you are concerned about duplicate content, you can also manually check your content for any similarities to other websites or blogs. This can be a time-consuming process, but it can be helpful to ensure that your content is unique.

Why You Should Take Advantage of Duplicate Content Checkers?

Search engines want to provide their users with valuable, original content. They view plagiarism or copying as a threat to the user experience, so they penalize pages that contain duplicate content. This can lead to lower search engine rankings or even the removal of the page from search results. Therefore, it is important to prioritize search engine optimization to ensure that your content is unique, valuable, and enhances the search appearance for your audience.

To avoid these penalties, it is important to check your website for duplicate content. There are several duplicate content checkers available online that can help you identify and remove duplicate content.

Here are some of the benefits of using a duplicate content checker:

  • You can identify and remove duplicate content, which can improve your search engine rankings.
  • You can ensure that your website is original and unique, which can build trust with your visitors.
  • You can avoid plagiarism penalties, which can damage your website’s reputation.

If you are serious about your website’s success, then you should take advantage of a duplicate content checker tool that offers unlimited scans. It is a simple way to protect your website from the negative consequences of duplicate content.

Best Plagiarism Checker Tools for Your Web Content

Plagiarism is a serious issue that can hurt your website’s search engine rankings. Even if you are confident that your website’s content is original, it is still a good idea to check for duplicate content (plagiarism) using a free plagiarism checker tool.

Here are four of the best free content duplicate checker tools:


This free plagiarism detector tool is a simple and effective way to check for plagiarism in text, DocX files, and URLs. It is free to use with unlimited searches after you register, and you can get one free search before registering.

The scan for duplication is quick, typically taking only a few seconds (though the length of the text, page, or file you are scanning will affect the scan time).


Siteliner is a website that offers both a free version, which allows users to check up to 250 URLs for duplicate content, and a premium version that enables scanning of the complete website. To use Siteliner, simply paste your website’s URL into the box, and it will initiate the scan for duplicate content, page load time, the number of words per page, internal and external links, and much more. The scan can take a few minutes, depending on the size of your website, but the comprehensive insights provided by the premium version make it a valuable investment for optimizing your online presence.

Once the scan is complete, you can click on the results for greater details and even download a report of the scan as a PDF. The free Siteliner service is limited to one scan, per site, per month. However, the Siteliner premium service is very affordable (each page scanned only costs 1c, and you can scan as often as you wish).


PlagSpotter is a free duplicate content checker that can be used to scan web pages for duplicate content. The URL search is quick and thorough, and it can scan a web page for duplicate content in just under a minute.

The results of the scan include a list of the sources that have been flagged as duplicate content, as well as links to those sources for further review. There is also an “Originality” feature that allows you to compare text that has been flagged as duplicated.

If you sign up for PlagSpotter’s free 7-day trial, you will have access to a plethora of useful features, including plagiarism monitoring, unlimited searches, batch searches, full site scans, and much more. After the free trial, you can continue using PlagSpotter for a very affordable price.


Copyscape is a plagiarism checker that offers a free URL search. The free version of Copyscape does not do deep searches, but it does a thorough job of finding exact matches. If you have found two URLs or text blocks that appear similar, Copyscape has a free comparison tool that will check duplicate content, and highlight them in the text.

The free service of Copyscape has a limited number of searches per site. However, the Premium (paid) account allows you to have unlimited searches, deep searches, search text excerpts, search full sites, and monthly monitoring of duplicate content.

Notable Duplicate Content Checking Mentions

In 2014, there were very few plagiarism or duplicate content-checking tools on the market. However, the list has expanded dramatically since then, and there are now many new options available. Some of the most notable duplicate content-checking tools include:

  • Copyleaks
  • Plagtracker
  • Viper / Scanmyessay
  • Paperrater
  • Plagiarism
  • Plagiarism Checker
  • Smallseotools

These tools offer a variety of features, including the ability to check for plagiarism, duplicate content, and grammar errors. They can be used to check individual pieces of content, entire websites, or even entire databases.

If you are looking for a way to avoid duplicate content penalties from Google using SEO duplicate checker tools, one of these tools is a great option. They are easy to use and provide accurate results

Premium (Paid) Duplicate Content Checkers

In addition to the free content duplicate checker mentioned above, there are also several premium (paid) options available. These tools offer more features and functionality than the free tools, and they can be a good option for businesses or individuals who need to check large amounts of content for duplicate content.

Some of the most popular premium duplicate content checkers include:

  • Grammarly
  • Plagiarismcheck.org
  • Plagscan
  • Plagium

These tools offer a variety of features, including the ability to check for plagiarism, duplicate content, and grammar errors. They can be used to check individual pieces of content, entire websites, or even entire databases.