Advanced Plagiarism Checker for Students & Researchers
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Plagiarism Checker



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The #1 Plagiarism Detection Tool: Trusted by Millions of Students, Writers, and Researchers

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Detect plagiarism with 99.8% accuracy

Complete Assignments With Confidence

Understand the benefits of Smodin’s Plagiarism Checker

Smodin Plagiarism Checker UI showing a 7% plagiarism result, 3 sources found, & highlighted matched text in a document.

Fast and Accurate

Scan millions of documents and websites in seconds.

Citations From Reputable Sources

Add citations in APA or MLA formats to ensure your work is plagiarism-free.

Privacy First

Don't worry about your work — our check for plagiarism is anonymous, and we don't save your files.

Multilingual Support

We support more than 100 languages, making validating your content's originality easier.
How it works

Stay Under the Radar with Smodin’s Plagiarism Checker

We utilize our AI detection tools to find the keywords and phrases in your text that may be used in other online sources. Smodin identifies all areas of potential plagiarism, and helps to find you new sources for your content.

Our plagiarism detector uses deep search technology to find anything and everything matching your text. It scrapes through billions of online documents and websites to legitimize your hard work and ensure its originality.

Deep Search Technology

Our plagiarism detector uses deep search technology to find anything and everything matching your text. It scrapes through billions of online documents and websites to legitimize your hard work and ensure its originality.

Smodin's plagiarism checker has an auto-citation feature in multiple languages, saving you the headache of listing your sources. We support several popular styles to ensure your citations are in line with your requirements.

Automatically Include Citations

Smodin's plagiarism checker has an auto-citation feature in multiple languages, saving you the headache of listing your sources. We support several popular styles to ensure your citations are in line with your requirements.

Plug your paper into the plagiarism checker as many times as you need until it is free of any flaggable content. Then sleep easy knowing you can submit without any fear or worry.

Stress-Free Completion

Plug your paper into the plagiarism checker as many times as you need until it is free of any flaggable content. Then sleep easy knowing you can submit without any fear or worry.

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Trusted by 10M Students + Writers

See why students rely on Smodin for high quality research papers and writing help.

Real User Reviews

Smodin is so straightforward compared to other checkers I’ve tried. It doesn’t overcomplicate things, and the results are always accurate and helpful.

T

Tyler

As a student juggling multiple assignments, Smodin is a lifesaver. It's fast, easy to use, and helps me feel confident that my work is original.

A

Angel

Smodin gave me the confidence to submit my thesis without worrying about accidental plagiarism. They were able to check any relevant source online which is crazy. It’s an essential for any student.

D

Darvin

Faq

Frequently Asked Questions

Everything you need to know about the product, features, and billing.

How does Smodin check all of my content to be free of plagiarism?

We utilize our AI detection tools to find the keywords and phrases in your text that may be used in other online sources. Smodin identifies all areas of potential plagiarism, and helps to find you new sources for your content.

Does Smodin jeopardize the quality of my writing?

No, Smodin’s AI will only generate content that is comparable in quality to what has already been provided. Smodin's AI can at times improve the quality of the content, but will not worsen it!

Is Smodin legit?

Smodin is a platform with a history of providing services to over millions of users since 2017! Smodin is officially registered in the US and across the world, with legal terms designed to support our customers' needs. See our terms and conditions to learn more.

Is there a discount if I sign up for an annual plan?

Yes! If you pay for a year upfront, you'll save 33% compared to paying monthly!

Is Smodin accessible for users in multiple languages?

Yes, Smodin’s features are available in over 30 languages, including French, Spanish, German, Italian, and more!

Is Smodin available for users on desktop and mobile devices?

Yes! Smodin and all of its features are available across all device types.

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