Plagiarism & Similarity Diff Scanner

Plagiarism & Similarity Diff Scanner: free online, no upload

Plagiarism & Similarity Diff Scanner is a free online tool for school, college and university students. Compare two texts with n-gram Jaccard and Levenshtein similarity. It works instantly in any modern browser on Windows, Mac, Android and iPhone, with no installation, no sign-up and no limits. Your assignments, notes and study data are processed on your own device using the open-source google/diff-match-patch library, so nothing is uploaded and your privacy is protected. People use it when they search for plagiarism, similarity, compare text.

How to use Plagiarism & Similarity Diff Scanner

1. Open the tool: Open Plagiarism & Similarity Diff Scanner on this page. It loads in a few seconds and runs inside your browser tab.
2. Add your input: Add your assignments, notes and study data or type the values. Nothing is uploaded to any server.
3. Adjust and preview: Change the options and check the live preview until the result is exactly what you need.
4. Download or copy: Download the result or copy it. You can repeat it as many times as you like, free.

Key features

• Compare two texts with n-gram Jaccard and Levenshtein similarity
• 100% free and unlimited, with no watermark, no credits and no paid plan
• Runs locally in your browser for privacy and speed
• Works on mobile, tablet and desktop
• Download, print or copy results instantly

Popular uses

• Finish assignments faster
• Prepare for exams and tests
• Organise research and study time

Frequently asked questions

Built with open-source technology: google/diff-match-patch.