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5 Free Plagiarism Checking Tools | How to Check Plagiarism in your Research Paper online for free

Title: Combatting Plagiarism: A Guide to Free Online Tools

Plagiarism is a prevalent concern for researchers and writers alike. To address this issue, various plagiarism-checking tools are available online, offering a way to detect and reduce plagiarism in your content. In this blog post, we will introduce you to some of these free tools and guide you on how to use them effectively.

1. CopyLeaks:

CopyLeaks is a user-friendly plagiarism detection tool that allows you to scan your content for similarities and potential plagiarism. Here's how to use it:

  • Go to the CopyLeaks website.

  • Click on "New Scan."

  • Upload your file, enter your text, or provide a URL for scanning.

  • Click "Scan."

CopyLeaks will analyze your content and generate a report highlighting any potential plagiarism. It provides a similarity index, making it easy to identify copied content.

2. Text Comparison:

CopyLeaks also offers a text comparison feature. You can compare two pieces of text to check for similarities, even if one is a paraphrased version of the other. This is valuable for ensuring that paraphrased content is sufficiently different from the original.

3. Extract Text from Images:

CopyLeaks can even extract text from images. If you have text embedded within an image, this feature can help you identify plagiarism within image-based content.

4. Grammarly:

Grammarly, a popular writing assistant, also offers plagiarism detection. Here's how to use it:

  • Access Grammarly's plagiarism detection feature.

  • Either upload your document or paste your text.

  • Click "Scan."

Grammarly will not only check for plagiarism but also provide suggestions for improving your content's overall quality, including spelling, punctuation, and readability.

5. Quetext:

Quetext is another effective plagiarism checker with a user-friendly interface. It's suitable for checking academic papers, essays, and other written content. Here's how to use it:

  • Visit the Quetext website.

  • Paste your text into the provided box.

  • Click "Check for Plagiarism."

Quetext will analyze your content and display potential matches found on the web, along with a similarity score. Note that Quetext offers limited free checks, and a premium version is available for extended usage.

6. SmallSEOTools:

SmallSEOTools provides a range of SEO-related services, including a plagiarism checker. To use it:

  • Go to the SmallSEOTools website.

  • Paste your text or enter a URL.

  • Click "Check Plagiarism."

SmallSEOTools will scan your content and generate a report highlighting any instances of plagiarism found. It also offers additional features like article rewriting and word combination.

7. Plagscan (Limited Free Version):

Plagscan is a professional-grade plagiarism checker, often used by universities and institutions. While it offers premium services, it also has a limited free version. To use it:

  • Visit the Plagscan website.

  • Paste your text or upload your document.

  • Click "Start."

Plagscan will provide a detailed report on any detected plagiarism, including sources and similarity percentages.


Plagiarism is a serious concern in academic and professional writing, but these free online tools can help you detect and reduce it effectively. Whether you're a student, researcher, or writer, utilizing these tools can ensure the originality and integrity of your work.

Keep in mind that while free tools are valuable for basic plagiarism checks, professional and academic contexts often require more comprehensive solutions. In our next blog post, we will explore some standard plagiarism-checking tools used in the research and publication industry. Stay tuned for more insights into maintaining the authenticity of your content.

Thank you for reading, and we hope this guide helps you in your journey to combat plagiarism effectively.

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