The Most Accurate Plagiarism Checker

Instantly compare your text to over 20 billion sources using our free checker tools

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Plagly's FeaturesWhat's under the hood?

We've created the fastest and most accurate free plagiarism checker tool to help students, teachers, and SEO professionals easily and more efficiently detect plagiarism and duplicate content.

Check for plagiarism

Instant Plagiarism Checking

Plagly's plagiarism checker compares your text to the entire internet and other databases by detecting plagiarized phrases and highlighting sections of content currently published online.


Free Checker Software

Instantly check for grammar mistakes to improve efficiency for writing correct text and content. Eliminate structure and style mistakes by proofreading your articles or content online.


Students & Teachers

Trusted by top colleges and universities the free plagiarism checker for students and teachers online allows students to scan academic papers, essays and assignments for plagiarized text.


Next Level Technology

Plagly is changing the online writing world for plagiarism detection software by developing game changing detection technology. Plagly's algorithm updates each day for the most accurate results.


Duplicate Content Checker

Prevent duplicate content issues by using the SEO plagiarism checker tool by scanning your website content. Improve website search engine optimization, visibility and readership.


Natural Language Processing

Intelligently check for grammar mistakes or plagiarized documents to determine source originality by using natural language processing algorithms with easy to use reports and analysis results.

Grammar Check Tools for Writing Success

We have crafted state of the art software to check and eliminate spelling and grammatical errors with support for more than 20+ other languages. Our software is supported and recommended by top Universities by students, teachers, and professors throughout the educational system. Check for plagiarism to detect issues with content writing and prevent duplication using online checkers.

A Developer First API

We’ve created the fastest and most accurate technology to help developers easily and more efficiently check plagiarism by interacting with our lighting fast API.

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Plagiarism Checker API

Who's Talking About Plagiarism