What is Plagiarism and Plagiarism Checker?

For the owner of a website, it is important to have content that is plagiarism free or you should check copyright content online.

With the help of duplicate content checker, you can check the originality of the content that you are going to use on your site. It will prevent any legal issues from arising, and increase your originality and credibility as a business or website owner

How does the Plagiarism Checker work?

How to check plagiarism online with DupliChecker.com:

DupliChecker is completely free and available 24/7, ready and waiting whenever you need it. This tool to avoid plagiarism becomes a personal assistant to you, meaning that you no longer may require hiring an assistant to check the originality of your content.

Because it is online, it is available wherever you go and can be used on any of your devices. DupliChecker is there with you in every part of the world.

Use DupliChecker in one of these two ways:

Paste your text into the search box, with a maximum of 1000 words per search

Upload your Docs or Text file using the browse button

As your request is sent for processing, your results will display in a matter of seconds.

Should there be no matches found, a message will display showing “No Plagiarism Detected!”

In the case where there are duplicate matches found, DupliChecker will show the relevant text as well as the source that it originates from. It is as easy as that. So, if you ever need to do a quick plagiarism check or are looking for free plagiarism software online, DupliChecker.com is the place to go!


As a webmaster that cares about the success of your online business, you ought to deploy the best tools online to optimize your content, improve your search appearance, and ultimately grow your business. DupliChecker is an inventory of truly helpful web tools for managing your content marketing and search engine optimization activities for fast growth.

Our tools can help you grow any kind of online business, whether it is a hobby blog, a business website, or an eCommerce store where you sell your products and services. DupliChecker can also help you learn why your competitors are ranking high on search engine results pages (SERPs) and what you need to do to outrank them.

Our tools are so reliable that we call it “DupliChecker” which means every time you run your website or content on it, our sophisticated engines double-checks for accuracy before delivering incredibly helpful results. And it does this in a matter of seconds.


DupliChecker is an online service that provides dozens of free, high-grade SEO and content tools. The tools and the DupliChecker platform are being managed by a small team of enthusiastic digital professionals with a knack for helping online entrepreneurs take their search and content marketing games to the next level. Our team consists of experts in search engine optimization, content marketing, digital product development, user interface design, user experience optimization, web research, and social media marketing.


We build tools — premium-quality SEO and content tools. But we don't just build tools for the sake of it; we are a team on a mission to make the best SEO and content marketing tools accessible to people all over the world for absolutely free. We've created over 100 remarkable tools so far. Some are as follow:

And So many others


Our digital tools are always readily available for use by anyone. We've made it so simple and easy that you don't even need to register on our website to start using them. All you really have to do is provide the required information necessary to process your request, like providing the URL of a web page you want to analyze. Each tool page contains information on how to use the tool.


What is our target with DupliChecker? Why do we create premium tools and make it available for free? The key thing that pushed us to start DupliChecker is this: we found out that the web was full of talented people who needed quality tools to grow their online businesses. What is the problem? Mostly, the only tools that were available were ones that required users to pay top dollars. So we decided to create a platform for accessing great SEO tools for free. So typically, our “why” is that we are driven to make “pay-worthy” tools available to users for completely free? And we are passionate about it!


DupliChecker is for everyone. Whether you are a website administrator, blogger, freelance writer, SEO professional, a marketing manager, etc., DupliChecker has So many things to offer you.

Here are some of the things you can do with DupliChecker tools:

Build or Analyze Backlinks

You can build multiple quality backlinks at one go with our Backlink generator tool. Our other link tools enable you to do things like analyze backlinks for any website, check broken links, track links, and so on.

Research Keywords

With our keyword research tools, you get thousands of relevant keyword suggestions from our mammoth database of millions of valuable short-tail and long-tail keywords. You can also check keyword density and even keyword position.

Find and Optimize Images

As an all-around SEO and content tool, DupliChecker lets you perform a reverse image search, resize any image, and convert images from one file format to another.

Check Website Statistics

From Google Pagerank to Mozrank and even website hit counts, you can rely on our tools to deliver accurate statistics of your website or that of competitors.

Rewrite Articles

Stop wasting time with manual article rewriting and editing. Our sophisticated article rewriter lets you recreate any piece of content to a super high quality in just minutes by spinning tool.

Monitor Domains

Our array of domain tools is the best for checking domain authority, domain age, page authority, and what have you. Monitor which domains are expiring so you can easily grab it before anyone else does.

Analyze SEO Score

Perform a balanced SEO audit on any website with our SEO checker tool. Use our advanced SEO metrics to make educated decisions about the next best step to take for the best search performance.

Spy on Your Competitors

Most of our tools can be used to spy on your competition, to see what they are doing so you can best position your marketing strategy for greater results.

Analyze Content

Whether you want to check the word count of your content or analyze it for plagiarism. Whether you want to spell check or grammar, DupliChecker has all the content analysis tools you will ever need to make your texts stand out and avoid duplicate content.

Generate SEO Instruments

From XML Sitemaps to robots.txt, our tools let you create and manage useful SEO instruments for appropriate indexing and higher rankings.

And Much More!

We run over 100 SEO tools and content engines which you can use to perform numerous activities to grow your search traffic, business, and revenue for free!


Thinking it's just us who are in love with DupliChecker? Wait until you hear DupliChecker users tell you how awesome our tools are:


“Firstly, I have to say how much I love Duplichecker. It's by far the best checker on the Internet and the most simple to use. Its form fits its function and is an overall great website. Very Satisfied User”

— Joey Cipriano


“I am a freelance writer who uses the internet like a wall of encyclopedias of days long gone! My editor sent me your site's web address and three others. I pulled them all up and tried them out. None compared to your site! Thank you DupliChecker!!”

— PJ Martin, Freelance Writer


“I'm a blogger and also work in an SEO company. I have been using this site for the past 2 years. I just wanted to say that Duplichecker is a great free tool to check duplicate content. I find this site very useful.”

— Muhammad Akhther, India