Text Comparison Tool

Quick difference detection, essential for plagiarism check

Compare Mode:

🎯 Educational Use Cases

Quickly compare two assignments to detect plagiarism. Similarity over 80% indicates high similarity.

💡 Use "By Words" mode for more precision

Compare essay versions before and after revision to see student improvements.

💡 Green for added, red for removed

Compare different students' work to find similarities and assess independent thinking.

💡 Similarity analysis for quick judgment

Compare different versions of lesson plans and courseware to see changes.

💡 Use "By Lines" to see overall changes

Choose Comparison Mode:"By Words" for subtle differences, "By Lines" for overall changes.

Understand Similarity:80%+ is highly similar, 50-80% is moderately similar, <50% is significantly different.

View Difference Details:Green highlights added content, red highlights removed content, normal text is unchanged.

Save Results:Click "Copy Result" to save comparison results for records.

Generally, similarity over 80% with large identical text blocks indicates plagiarism. But analyze case by case.

Uses standard diff algorithm with accurate results. But similarity is reference only, final judgment needs teacher consideration.

Yes. Supports any length, but recommend under 10,000 characters per comparison for performance.

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