Best Free Plagiarism Checker

Get your work checked with billions of web pages, and improve writing efficiency with the best Plagiarism Detection Software.

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  • Automatic article rewriter and grammar check
  • Supports RTF, XLS, ODT and FB2 formats
  • 24/7 customer supports
  • Personalised guides from proofreaders
  • Grammar and spell checker to eliminate mistakes
  • Best plagiarism checker for research papers
  • Best Plagiarism Checker For students
  • Analyse data and build 100% accurate result
  • Ideal for education related -writing
  • Advanced text -analysing mechanisms
  • Flexible subscription plans
  • Secure your web contents from hackers and cybercriminals
  • Build in citation tool and spelling check tool
  • Unlimited suggestion to improve writing style
  • Built-in Anti-plagiarism checker
  • Supports txt, pdf, doc and docx formats
  • Compares content similarity with other websites, blogs
  • Support API integrations and URL page scanning system
  • Well-suited for bloggers, freelance writers and content creators
  • Software with deepSearch technology for contextual plagiarism
  • Built-in spelling checker and citation tool
  • Provides Three-days trial period
  • Technological excellence and initiative design
  • Check plagiarism in your business ecosystem
  • Offers mobile app along with MS Word
  • AI machine learning technology to detect similar and paraphrased text
  • Upload and scan multiple document at once
  • Dedicated customer support and Ad-free browsing
  • Fast and free plagiarism detection tool
  • Instant reports in PDF formats
  • Shows unique content with the percentage
  • Checks plagiarism by URL and rewriting of plagiarised content
  • Automated scoring level and writing suggestions
  • Free online proofreading and identify mistakes
  • Allow to scan 50 plagiarism text in single day
  • Check website statistics and domain authority checker
  • 256-bit SSL encryption mechanism
  • User-friendly interface with the latest technology
  • Analyses text with unique algorithm
  • Compatible with Android and IOS device
  • Allow scanning academic paper, assignments for plagiarism text
  • Duplicate checker improve SEO, visibility, and readership
  • Scan content and grammatical errors
  • Analyses keywords position
  • Cloud-based authentication platform
  • Scans files and physical papers
  • Helps to check duplicate content
  • Access through Google voice
  • Detection technology for plagiarism detection
  • Natural language processing algorithms for analysis reports
  • Over 60 countries are using high-speed plagiarism tool
  • Available in English, Spanish, German and more languages
  • Offers smart and creative writing instructions
  • Authorship technology examine paper content
  • Accessibility with .doc, .txt and .PDF files
  • Checking of plagiarized content in the live web page
  • Ability to search content all over the internet
  • Deepsearch technology
  • OCR technique for plagiarism checking
  • Instant plagiarism checking software
  • 100% free and reliable plagiarism detector
  • Implement advanced techniques for best results
  • Improved scan quality with reliability speed
  • Perfect plagiarism checker for Bloggers
  • Accessibility with.doc, .txt and.PDF files
  • Google alerts for your content against plagiarism
  • Plagiarism check content over10 million web pages
  • Highly-detailed scanning process with 56 languages
  • Check plagiarism on images, text, PDF or URL
  • Ad-free content duplication checker
  • Spelling grammar and plagiarism checking
  • Rephasing analysis and contextual rewording
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How To Choose A Best Plagiarism Checker Software

Plagiarism is stealing or copying someone else's content. When someone copies your language and thoughts and claims it to be their own original idea, it is plagiarism. Plagiarism checker allows you to see if your text has similarities to some other content already available on the Internet. A plagiarism checker can detect if the text is copy-pasted. Plagiarism can be done accidentally or on purpose.

Top 3 Plagiarism Checkers Review

There would be no discoveries in this world if everyone kept on copying each other's work. How awful would it be if someone copies your creative ideas and claims it to be their own! Plagiarism is considered illegal, and also, it questions an individual's integrity. A plag checker is introduced to prevent this. You can now proofread the content to see if the work is original or not.

Plagiarism Checker

Plagiarism Checker is one of the finest apps as it provides you with accurate results quickly. It has quite a following of the users; from SEO experts to students to teachers, everyone can use this app easily.

Since the app does not save any of your information, it is completely safe to use it. The results are produced in literally seconds which is a great plus point. Users can upload an image, check for duplicate content and even check for plagiarism by simply copy-pasting the text.

Besides, the results give you a percentage of your unique and plagiarized text. You can change it accordingly to make it 100% original. Plagiarism checker will not only make your life easier, but it will also prevent you from landing into any trouble.


Skandy is a plag checker app that is quite popular amongst the students. With thousands and thousands of users along with a good rating, this is undoubtedly one of the best apps. This app is compatible with both iOS as well as Android.

Users can take pictures of a printed text or upload it from their phone's gallery. Click on "Check Plagiarism", and you will get the result in seconds. Skandy's algorithm works as follows: 1-25% is a small match, 25-65% is evident plagiarism whereas 65-100% is direct or complete plagiarism.

Moreover, the input file formats are RTF, GIF, DOCX and several others. Skandy has a super easy user interface to help students with their papers. Also, this app targets educational institutions as well as SEO experts as their audience. However, using this app may be a bit expensive for some people, so look out for that.

Small SEO Tools

Small SEO Tools is the whole package that any writer would dream about. It is a complete set of tools which helps in enhancing your content. All of the features of this website are legit and work perfectly fine.

SEO tools are a very important feature for all bloggers and content creators. This website allows you to check your text for plagiarism and gives you a result after carefully analyzing it. You can also trace your website's ranking based on some particular keywords.

Apart from the plag check, it offers more than 50 tools to help you improve your text. You can upload various formats of documents to check for plagiarism. Also, you can do so through a website's URL, which is quite simple. Since all the features of small SEO tools are free, it attracts a lot of users.

Types of Plagiarism Checkers

Let us have a look at some common types of plagiarism!

Structural Plagiarism 

In this type of plagiarism, the writer rewrites the original content. He or she may add a few lines of his own. Also, shuffling of words and adding new words can be done. This is still plagiarism as the content and thoughts do not completely belong to the writer. 

Self Plagiarism 

When a writer copies his own content from one of his previous works, then it is Self-plagiarism. The language and thoughts maybe his own. However, using the same content in several works is plagiarism.

There are other types of Plagiarism like accidental, paraphrasing, direct and multi-sourced. 

There is various plagiarism checker software available. Plagiarism Software has different tools to check the originality of a document. If you are a student then you can use basic software. There are free plagiarism checkers available that are best for educational purposes. Then there is advanced plagiarism software that is used for commercial use. 

Free Plagiarism Software

As the name suggests itself, free plagiarism checker can be used without any investment. You can install the software on your mobile or your computer. This can be used for proofreading your work. For students, this is a great option. You can check your content and your thesis with this software. Also, teachers can use this to see if the students have done the assignment themselves or it is copied. 

Some essays demand a certain percentage of the original content. 5-10 per cent of plagiarism is allowed. Since some words and facts are the same and cannot be avoided. But the rest of the content should be original. 

Limitations of Free plagiarism checker 


Suppose a certain text is translated from Hindi to English. In such cases, the software may consider the translated content as original. It will show that no plagiarism prevails. 


Free plagiarism checkers have a restricted number of languages. They can only check and proofread in those inbuilt languages. 


Some words, facts and popular sayings cannot be changed. They have to be used as they are. For instance, the laws of motion cannot be rewritten in any other way. They are stated exactly the same in every textbook and also on websites. This is not considered plagiarism. But a free plagiarism checker will show errors in such data.  

Advanced Plagiarism Software 

You have to pay for an advanced plagiarism checker. This will give you access to various tools. Advanced plagiarism checker is mainly used by professionals. If you work for commercial websites then your content should be 100 per cent original. This type of software benefits you in situations where free checkers cease to be of help. 

Cross-Language Detection

Advanced plagiarism checkers provide you with cross-language detection. Various words and translations are stored in this software. Hence, it can check the content easily. 

Variety of Languages 

These types of checkers have a wide variety of languages available. Plagiarism can be detected in all languages.


Advanced plagiarism checkers give 99.99 per cent accuracy. They can recognize plagiarism in a few seconds or minutes.

Features of a Good Plagiarism Checker Software 

Speed and Reliability 

The data should be checked in a few seconds or minutes depending upon the length of it. It should give accurate results that are reliable. 

Detection of Different Types of Plagiarism

Plagiarism checkers should detect all types of plagiarism. Be it paraphrasing, structural or accidental plagiarism, the software should detect them all. The ones copying your work may smartly shuffle the words and try to make it original. But your plagiarism software should detect these smart techniques. 


Some plagiarism checkers provide you with storage. You can save your data and the results obtained. This may help you in the future. If you lose your content then this database will act as a backup.

Original source

If there is plagiarism in any text then plagiarism checkers will give you the link to its original source. You can visit the original links and then make the required changes in your data. 

Accessibility And Requirements 

Choose software that is easily accessible. Almost all good plagiarism checkers can be installed on PC or cell phones. See if the software meets your requirements and promises to give you the desired results. 

Why do you need plagiarism checker software? 

Copyright Issues 

If you upload your content without checking it then you may face copyright issues. To be on a safer side, use plagiarism checker software. 

Emphasizing The Plagiarism 

You can always see what part of your content matches some other text. Plagiarism checker software highlights the text that is identical. 


In some educational institutions, plagiarism is mandatory. Along with your thesis or your assignments, you have to submit a copy of the results of your plagiarism checker. This ensures that your content is original. 

Error-free Data 

Plagiarism checker software also points out your grammatical errors and spelling mistakes. This software proofreads your data and makes it error-free. You can then save these changes and store the data. 

Checking Of Papers 

Many universities in India use plagiarism checker software to examine the answer sheets. It becomes easier for them to see the percentage of original content present. 


Plagiarism checkers will check not only the plagiarist content but also corrects the grammatical and technical mistakes to improve the efficiency with advanced and encrypted technologies. For reliable and simple use of plagiarism checker software, drop the articles in any format to compare results, terminate the copied content and perform corrections with instant progress reports.

Frequently Asked Questions

What do you mean by plagiarism checker?

Plagiarism is copying or stealing someone’s work and claiming it to be your own. It can be done intentionally or unintentionally; either way, it is a severe offence. Copying someone else’s original idea, text, image or video without their permission comes under Plagiarism

What Plagiarism checker is suitable for universities?

Turnitin is the most suitable Plagiarism checker used by the universities, colleges, schools. 

How does Plagiarism Software work?

Plagiarism software helps in checking if the content is original or not. They search for similar ideas or text that is available on the web and let you know the percentage of plagiarized content and original content.

Can I download the plagiarism tool on the desktop?

Yes, you can download plagiarism tools on your desktop. With the availability of various software, you can choose either free plagiarism tools as well as the ones which come with a subscription.

Does plagiarism checker software give accurate results?

Accuracy depends on which software you are using - some detects plagiarism, whereas some can check for patchwork too. However, there are a few duplicate software that fails to examine the text in detail. 

What formats does plagiarism checker tool support?

You can also upload files from the device that you are using or paste the website URL. Moreover,  TXT, HTML, DOC, RTF, DOCX, PDF, ODT, EPUB and PDB  file formats are supported by most of the plagiarism checker tools.

Which is the best plagiarism checker tool for students?

Unicheck is the best plagiarism checker tool for students during the project submissions. It is easy to use, and breaks down lengthy texts into small ones for ultimate accuracy. 

How to check duplicate content on my website?

There are numerous plagiarism checkers available to analyze the text you wish to publish on your website. Some of the tools are free that let you check the content. If anything similar to your text is already published, then you will know it beforehand. 

What language does Plagiarism software work with?

This factor entirely depends on the plagiarism software that you are working with. Some software offers to work in more than 100 languages while some work with less. Moreover, English is a universal language worldwide, so all the plagiarism checkers work with it.

How to protect my data against online Plagiarism?

Firstly, publish a copyright warning which states all the terms and conditions. Let the visitor know that your permission is required if your data is being copied otherwise; you can take legal action. Also, disable the data from being downloaded or copied.