Best Plagiarism Checkers for SEO

Best Plagiarism Checkers for SEO

Are you a writer or content marketer who wants to make sure your work is original and SEO friendly? Plagiarism is a serious offense that can get you in trouble with the law and hurt your reputation. To make sure you stay in the clear, you need a plagiarism checker.

Fortunately, there are a number of great SEO tools for plagiarism out there, making it easy to check if your work has been copied. We’ve compiled a list of the best plagiarism checkers to help you make sure your content is original. From SE Ranking and Grammarly to Copyleaks and Quetext, there’s a plagiarism checker for SEO that’s perfect for your needs.

Each of these SEO plagiarism checkers offers a variety of features to help you check your content for plagiarism, grammar mistakes and more. With their cloud-based technology and AI-powered content writing assistance, you can rest assured that your work is original and SEO friendly. Plus, some of these tools offer free plans or trials so you can test them out before committing to a long-term plan.

Protect yourself and your reputation by investing in one of these great plagiarism checkers. Keep reading to learn more about the best plagiarism checkers for SEO you should consider.

1. SE Ranking

SE Ranking’s Content Marketing Platform caters to the needs of writers and content marketers, offering a wide range of features that cover the entire content creation cycle. With tools that include topic research, competitor analysis, content creation and optimization, this platform is designed for writers and content marketers who want to create high-quality content that is both SEO-friendly and unique.

se ranking plagiarism checkers for seo

Another standout feature of SE Ranking’s Content Marketing Platform is its plagiarism checker for SEO. With this tool and its razor-sharp accuracy, users can ensure that their content is not copied from other sources. The plagiarism checker scans text thoroughly for any instances of duplicate content, whether intentional or accidental. This feature is especially crucial for content marketers who aim to preserve the integrity of their brand and avoid any potential legal issues that may arise from using plagiarized content. 


  • Full coverage of the content creation cycle
  • Brief creation based on competitor analysis
  • AI-powered content writing assistance
  • Text quality evaluation

Another impressive feature of SE Ranking is its AI-powered content writing assistant. This tool offers suggestions for enhancing your content’s SEO-friendliness, readability, and overall quality. It can, for example, recommend keywords and their density. You can also use it to keep track of inserted keywords, catch any grammar mistakes, and collaborate with your team in real-time. With the platform’s comprehensive text quality evaluation, you can be sure that your content is of top-notch quality.

In summary, SE Ranking’s Content Marketing Platform is an outstanding and modern tool. It’s a well-rounded solution for content creation, including an SEO content checker for plagiarism, SEO optimization, writing assistance, and text quality evaluation. If you’re a writer or content marketer seeking to improve your content’s quality, give SE Ranking a try. With SE Ranking’s anti-plagiarism checker on top of everything else, users can feel confident that their content is high-quality and original, which can help them achieve better search engine rankings and engage their audience.

2. Grammarly

As the name implies, Grammarly will help you correct grammar with an added bonus of checking plagiarism. You only need to create an account using your email and a strong password. The best part is that you can upload your work on the site or download it as a chrome extension. This way, the extension will be on MS Word, detecting copied content as you write. Features

Grammarly seo tools for plagiarism
  • It has a premium service with monthly, quarterly, and annual payment plans.
  • Grammarly is seamless to use on the browser or phone application.
  • It is accurate and shows you the websites with duplicate content.
  • Allows for editing of content on the site to make work original.

3. Copyscape

It is the best plagiarism checker if you have bulk work to check for plagiarism. Copyscape is one of the pioneer tools that people have been using to detect plagiarism. Indigo Steam Technologies launched it in 2004, and it has been doing exceptional work. 

copyscape plagiarism checkers for seo

 When it comes to pricing, you will pay depending on the word length that you need to check. The good news is that it is affordable; hence, you don’t need to break the bank. Features

  • It has a free service that searches for online identity theft.
  • The paid premium service inspects offline content and comes with batch searches.
  • It is ideal for content owners and webmasters.
  • Excellent at detecting plagiarism and gives email alerts if you are offline.

4. Duplichecker

This plagiarism checker tool is free of charge, and you can check the content that has up to 1,000 words. In addition to that, you don’t have to create a personal account to use it. 

duplichecker-seo tools for plagiarism

Duplichecker allows you to upload or copy and paste the work on the site to detect any plagiarism. Plus, you can correct the copied parts and rerun it to boost the quality. Features

  • Duplichecker is straightforward to use for new writers.
  • It takes a short time to produce the results; hence, time-effective.
  • The interface is old, but it works effectively in alerting you on copied work.
  • It builds and analyzes backlinks.
  • Duplichecker offers you relevant keyword selections.

5. Plagramme

Plagramme is the best for people who are under a tight budget. You can use the website for free to review if your work is unique or not. The highlight is that Plagramme doesn’t have a word limit, meaning that you can check bulk work. The plagiarism tool allows you to upload text so that it can scan it against billions of sources globally. Features

plagramme-seo tools for plagiarism
  • It comes with a premium service that gives you useful information on how to improve your writing.
  • Plagramme reviews content quickly and shows you in-depth evaluations.
  • It is best for searching bulk work all at once.
  • Plagramme is excellent for software professionals and companies.

6. Unicheck

This plagiarism checker tool was called UnPlag then it changed its name to Unicheck to help millions of users review their work.  The website allows you to edit copied text so that your article can be free from plagiarism. Unicheck has different payment plans that you can choose according to your budget. It is an excellent choice for editors and bloggers who deal with massive content. Features

Unicheck seo tools for plagiarism
  • Unicheck is cloud-based, which guarantees the safety of your content.
  • It is a fast checker reviewing your work within four seconds with complete results.
  • It features bulk checking attributes that allow you to check any word length that you have.
  • Unicheck has algorithms that enable you to modify the text to become original on the webpage.

7. WhiteSmoke

WhiteSmoke helps you to evaluate your articles if they are copied, used, or duplicated elsewhere. You can use it on Outlook, or Word via your laptop and desktop as a Chrome extension. Launched in 2002, the website shows you the plagiarism percentage and the sources as well. WhiteSmoke also checks for spelling and grammar errors like other platforms. What’s more, you can use it on your phone or tablet since it is downloadable. It has video tutorials so that you will have tips on how to use the tool to review your content. Features

WhiteSmoke seo tools for plagiarism
  • WhiteSmoke translates your text into 50 other languages to reach all your audience.
  • It is compatible with all browsers that you can use to check plagiarism.
  • WhiteSmoke has both Outlook and Word integrations.
  • It is precise when it comes to detecting plagiarism across billions of sources.
  • The billing plan is for one year or three years as per your needs.

8. Plagscan

Established in 2009, Plagscan is one of the leading sites that you can use to detect plagiarism. You need to create an account so that you can run your articles. 

plagscan plagiarism checkers for seo

 As a welcome bonus, Plagscan gives you 20 free credits to use on 20 articles. You can upload your files or copy-paste them on the website to check for duplicate sources. Then, the site saves the documents to your account unless you wish to delete them. Features

  • Plagscan has paid plans that you can select according to your budget.
  • It allows you to upload from the cloud, such as Google Drive, Dropbox, or One Drive.
  • Plagscan has a free trial for new users before they upgrade to higher billing plans.
  • It is easy to navigate the tabs.

9. Copyleaks

Copyleaks is a cloud-based software that highlights texts that have plagiarism. The tool also identifies parts that you have paraphrased so that you can make them unique.

сopyleaks seo tools for plagiarism

It helps you scan your content within a few seconds without any delays. Copyleaks protects the article’s copyrights and notifies you when someone copies them. It is the best for SEO agencies, publishers, lawyers, and other business professionals. The website has arrays of payment plans that you can choose. Features

  • The free subscription enables you to review 2,500 words per month.
  • You can upload 100 files for scanning due to Copyleaks’ lightning speed.
  • It uses AI technology to detect all plagiarized texts effectively.
  • Copyleaks has built-in translations for several languages.
  • It has a mobile application that you can use while on the move.

10. Plagiarismhunt

As the name suggests, the tool is ideal for checking plagiarism in your article to boost SEO ranking. Plagiarismhunt has a free version that indicates uniqueness percentage. It also highlights the copied content and allows you to change it for total quality. You don’t have to create an account with Plagiarism hunt. If you need detailed reports, you can pay for the services worth $45. The good news is that you can maneuver the website with sheer simplicity. Features

  • It is compatible with all browsers, including Windows, mobile phones, and Mac.
  • Plagiarismhunt deletes your work after 24 hours so that no one can steal them.
  • You can submit files in arrays of formats such as doc, pdf, Docx, or txt.
  • It comes with a free plan if you don’t have the cash to pay for detailed reports.

11. PaperRater

With PaperRater, you don’t need to sign up to access the anti-plagiarism software. In that regard, you can upload your document to see if your work is original. If it has some stolen segments, the tool will highlight the text so that you can modify them. PaperRater also corrects spelling mistakes, grammar, and rates your content’s standards. It suggests the best word choice to use so that you can submit first-rate articles online. Features

PaperRater seo tools for plagiarism
  • It is absolutely free to use as an add-on to your laptop.
  • PaperRater is highly accurate when checking for plagiarism; that’s why it takes time to produce results.
  • The site is highly secure since it doesn’t retain a copy of your document.
  • You can upload the document on your laptop or via Dropbox.

12. Quetext

Quetext is crucial anti-plagiarism software that you can use to make your content authentic. It has a free trial for users who need to ascertain the site’s performance. 

Quetext seo tools for plagiarism

 Also, Quetext only uses the copy and paste technique on the text box. It doesn’t come with uploading features like the rest of the platforms. The results are within a few seconds, and you can read the content that has any issues. Features

  • A monthly subscription allows you to scan multiple texts.
  • Quetext has a limit of 500 words per article, but it is quick to show the report.
  • The free trial gives you a chance to determine the usage and its capabilities.

13. Dustball

Dustball is one of the oldest in the industry since it has been around for 15 years. You only need to copy and paste the text on the site for it to scan the article. Dustball compares your content to billions of other articles across the globe. It then comes up with detailed results showing your work’s quality. The good news is that you can also upload the content straight from your laptop. Features

Dustball seo tools for plagiarism
  • A monthly subscription is only $8, and you cancel it at any time.
  • You can scan 1,000 pieces a day without restrictions.
  • The premium plan is best for businesses that need to check many articles within a month.


In conclusion, it’s important to note that using a plagiarism checker for SEO is a must. It ensures that your content is original and SEO-friendly, and google doesn’t take copying lightly. We’ve presented you with the best plagiarism checkers for SEO, each with its own unique features. Whether you need a grammarly checker, a copyscape plagiarism tool, or a whitesmoke software, there is an option for you.

Using a plagiarism checker is essential to making sure your articles are not just SEO-friendly, but that they are also free of any copyright infringements. You can use plagiarism checkers to help you boost readability and overall quality of your content, and to check for spelling and grammar mistakes.

If you’re looking for an SEO plagiarism checker, consider SE Ranking, Grammarly, Copyscape, Duplichecker, Plagramme, Unicheck, WhiteSmoke, Plagscan, Copyleaks, Plagiarismhunt, or PaperRater. All of these tools are great for finding any plagiarized content and can help you improve your content quality and readability.

Regardless of which plagiarism checker for SEO you choose, the important thing to remember is that you should always double-check your content before publishing it. Doing so will ensure that you create unique, high-quality content and help you protect your reputation online.

We hope this article has been helpful in helping you find the best plagiarism checker for SEO. With these tools, you can make sure that your content is unique and SEO friendly.