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Top 15 Best Free Online Plagiarism Checkers Tools [2020 Updated]

In this article, we have listed down the 15 best free plagiarism checker tools, websites, and softwares that you can use as a
In this article, we have listed down the 15 best free plagiarism checker tools, websites, and softwares that you can use as a student, teacher, or a writing professional.

Writing is a crucial part of an individual’s journey throughout life. As a student, we need to write and submit assignments to our professor, and as a professional, there are moments where you are required to submit reports on the growth analysis of the company. At some point in time in your life, you must have heard about the word plagiarism.

Plagiarism refers to an act of copying another person’s work without any given permission and not providing any credit in the text. While the act of plagiarising content is shunned upon, especially for individuals working in the field as professionals, a certain percentage of plagiarism is permitted by the law or some companies.

Note: Kindly note that plagiarism policy varies from institute to institute and can range anywhere from 0% to 15%.

15 Best Free Plagiarism Checker Free Online:

If you are a student or a writing professional looking to check their work for plagiarism with a free plagiarism checker, here are the 15 best free plagiarism checker websites that you can use for reviewing your document.

1. Grammarly


Grammarly (1) is hands down the best free plagiarism that is used by multiple educational institutes and organizations as their automated plagiarism checker free. Grammarly has a massive database of over 16 billion web pages and other ProQuest’s academic databases, extremely useful as a plagiarism checker.

Here’s what makes Grammarly one of the best plagiarism checking tool:

  • One-click plagiarism checker
  • Unlimited words can be checked
  • Paid, but comes with additional features like proofreading, editing, and improving vocabulary.

Note: You need to pay an annual or monthly fee to access all the features of Grammarly.

Click here to check plagiarism for free on Grammarly.

2. Plagiarism Detector

Plagiarism Detector

Plagiarism Detector is another great plagiarism checker free that accurately detects copyright material or content from assignments, reports, or documents. You can check up to 1000 words for free; if you need to check content over 1000 words, you need to Go Pro.

Here’s why Plagiarism Detector is one the best plagiarism checker tool online:

  • Check up to 1000 words per document
  • Check plagiarism via URL
  • You can also check grammatical errors in a click

Click here to access Plagiarism Detector, another excellent plagiarism checker free.

3. DupliChecker


DupliChecker offers its online plagiarism checker free of cost for all of its users. The online free plagiarism checker is easy-to-use, convenient, and gives instant results when you need to check the plagiarism in your text.

Pros of DupliChecker as a free plagiarism checker:

  • Check up to 50 documents per day
  • Simple copy-paste interface for checking
  • 100% free to use

Click here to use DupliChecker, a plagiarism checker free website.

4. Copyleaks


Copyleaks is an excellent plagiarism checker tool if you’re looking to scan the content of an entire website. The Copyleaks uses an easy interface that allows its users to check plagiarised content easily.

Features of Copyleaks as an online plagiarism checker free software:

  • Check the content in multiple languages
  • Check 10 pages per month for free
  • Check 250 words per page

Click here to access free plagiarism checker Copyleaks.

5. Small SEO Tools

Small SEO Tools

Small SEO Tools is a website that focuses on providing multiple SEO tools that help in improving a website’s rank. It provides a free plagiarism checker for its users to detect plagiarised content.

Here’s why Small SEO Tools is one of the best free plagiarism checker:

  • Check up to 1000 words per search
  • Upload document or copy-paste text
  • Exclude URLs from the search

Click here to access the plagiarism checker free of cost- Small SEO Tools.

6. Plagiarisma


Plagiarism is an excellent plagiarism checker free tool that can be used on PC or mobile devices. Plagiarisma supports over 190 languages on its software. You can check up to 3 text docs in a day.

Here’s why Plagiarisma is one of the best free plagiarism checker:

  • It supports multiple languages, including Hindi, Latina, Tagalog, etc.
  • Check up to 3000 characters per search
  • Get paid for premium referrals

Note: You can scan unlimited documents and get services like article re-writing with Plagiarisma’s paid service.

Click here to check plagiarism on Plagiarisma.

7. Quetext


Quetext is another best free plagiarism checker which has helped over 5 million students, teachers, and writing professionals in identifying potential plagiarism in their content. It checks plagiarism from webpages, academic sources, news sources, online textbooks, etc.

Here’s what makes Quetext one of the best plagiarism checking tool:

  • It’s free to use
  • Scan papers, documents & other input writings
  • It doesn’t store content to the database.

Click here to access Quetext for plagiarism checker free of cost.

8. Plagium


Plagium is an excellent plagiarism checker tool that checks plagiarism in the content, even from social media websites like Facebook, Twitter, etc. It provides its users with fast and efficient results almost instantly.

Here’s why Plagium is one of the best free plagiarism checker:

  • Check up to 1000 characters per search
  • Analyze text, URL, or file

Click here to access Plagium- a free plagiarism checker tool.

9. Paperrater


Papperrater is a free cloud-based software that provides three primary services to its users, namely, grammar checker, plagiarism checker, and automated proofreading. It has a free version available, along with a paid and more functional version.

Here’s what makes Papperrater one of the best plagiarism checking tool:

  • Great for schools and universities
  • It does not store your content
  • It is a free service.

Click here to check Papperrater’s website.

10. Plagly


Plagly is another one of our best free plagiarism checker on this list that instantly compares the text with over 20 billion sources using their free plagiarism checker tools. Plagly is a fast and accurate free plagiarism checker tool developed to help students, teachers, and writing professionals.

Here’s what makes Plagly one of the best plagiarism checking tool:

  • Checks plagiarism from 20 billion sources
  • You can also check website content
  • It is a free checker software.

Click here to use Plagly’s free plagiarism checker.

11. WhiteSmoke


WhiteSmoke is a software designed to improve the efficiency and productivity of a writer. It is used by a large number of teachers and educational institutions to check for plagiarism content in essays, assignments, and articles of students.

Here’s why you should use WhiteSmoke:

  • Detects previously undetected errors
  • Layout for increased efficiency.

Click here to check WhiteSmoke’s plagiarism checker.

12. PlagTracker


PlagTracker is an excellent free software that enables unlimited word count checks for plagiarized content and even gives an intricate report of the scanned work. However, unlike other softwares, PlagTraker is slow and can take up to 30 mins to produce the results.

Here’s what makes PlagTracker one of the best plagiarism checking tool:

  • Absolutely free to use
  • Easy & usable report
  • It has a unique checking algorithm

Click here to check PlagTracker’s free plagiarism checker tool.

13. PlagScan


PlagScan is a sophisticated plagiarism checker software that assists its users by checking the authenticity of a text in just a couple of clicks. PlagScan’s Plagiarism Detection software works with several standard file formats. You can use PlagScan by starting its free trial.

Here’s why use PlagScan:

  • Your data is never shared with unauthorized third parties
  • The plagiarism report is adaptable to your needs

Check PlagScan’s website here.

14. Scan My Essay- Viper

Scan My Essay- Viper

Scan My Essay’s Viper Plagiarism Chcekr is a leading free plagiarism checker tools that allow its users to scan their essays, articles, and assignment to check for any potential plagiarism in their content.

Here’s what makes Scan My Essay – Viper a great software for checking plagiarism:

  • It has powerful features
  • Checks plagiarism from 10 billion sources

You can check the features of the Viper Plagiarism Checker by clicking here.

15. Search Engine Reports

Search Engine Reports

Search Engine Reports allows its users to scan their documents and reports of up to 2000 words while delivering instant search results on its platform. You can either copy-paste text or upload your paper on the Search Engine Report’s free plagiarism checker to scan for imitation.

Here’s what makes Search Engine Reports one of the best plagiarism checking tool:

  • It is 100% free to use
  • Check up to 2000 words in a go

Click here to check the Search Engine Report’s free plagiarism checker tool.

FAQ’s about Online Plagiarism Checkers

1. Do plagiarism checkers save my work?

Every best free Plagiarism checker has a policy of its own. Few lawsuits regarding iParadigms have recently been dismissed. Here is a preliminary list of checkers and an evaluation of their copyright policy, compiled from the internet, when I researched the best plagiarism checker system:

  • Program – Does not include database documents
  • Turnitin – Includes
  • Penguin – Includes
  • Paper rater – Does not include database documents
  • Unplag – Does not include database documents
  • Plagscan – Does not include database documents
  • Plagtracker – Does not include database documents

2. Which is the best Plagiarism checker?

  • DupliChecker
  • Grammarly
  • Paperrater
  • Plagiarisma
  • Search Engine Reports
  • PlagTracker
  • Plagium
  • CopyLeaks

3. How does the best free Plagiarism checker check the Plagiarism?

Best plagiarism checker identification tools use a search engine to search for duplicates of a work. They break a document into small chunks-sentences-and then search each (sentence) in search engines. If a page has a similar block of text, the phrase or sentence is likely to be plagiarized.

4. What are the types of best free Plagiarism checker?

  • Complete Plagiarism
  • Source-based Plagiarism
  • Direct Plagiarism
  • Self or Auto Plagiarism
  • Paraphrasing plagiarism
  • Inaccurate Authorship
  • Mosaic Plagiarism
  • Accidental Plagiarism

5. What are the best ways to avoid Plagiarism?

  • Understand meaning. Don’t copy-paste the verbatim text from the reference sheet.
  • Use quotes to indicate the text was taken from a different paper.
  • Identify what is happening and need not be cited.
  • Manage your notices.
  • Use the best Plagiarism checker to control Plagiarism.

6. What is Plagiarism in academic writing?

Plagiarism provides research or ideas of someone else, with or without your permission, by integrating them into your study without complete acknowledgment. This definition applies to all published and unpublished material, either manuscript, written, or electronically. Use the best free Plagiarism checker for eliminating Plagiarism.

7. What is the amount of Plagiarism acceptable?

The percentage of Plagiarism in a text that is permissible is lacking in the agreement or simple rules. When used by the convention, journals usually accept text similarities below 15 percent, and > 25 percent are considered to constitute a large percentage of Plagiarism through the best Plagiarism checker.

8. How does Plagiarism impact academic writing?

Plagiarism charges can lead to the suspension or expulsion of a student. The academic record may represent an ethical violation, which may prohibit the student from entering high school or other universities. Most schools have academic competencies that police students for using the best free Plagiarism checker.

9. Is copying facts considered Plagiarism?

Plagiarism is to copy and use anything for your use. Plagiarism is also without citing a restatement of a sentence from another source. You need to quote the reference if you use statistical data (facts). You have to use the best free Plagiarism checker and cite the sources again when you discuss the ideas in an editorial (opinion).

10. Can a question be plagiarised?

It is not Plagiarism if you quote the material correctly, but will work does not have the same attribution requirement. You would have difficulty in claiming copyright for a single question, so use the best Plagiarism checker.

Here were the top 15 best plagiarism checker tools, websites, and softwares that you can use to check for plagiarism in your content before submitting it to your teachers, or to check if you’re students have copied the content from somewhere while completing their assignment. We hope we were able to provide you with your personal favorite plagiarism tool.