Text Diff Tool

Compare two texts and highlight the differences

Original Text

Modified Text

Differences

Deleted
Added
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Welcome to the Text Diff Tool!
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This is the original text.
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This is the modified text.
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You can compare two pieces of text to see the differences.
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Features:
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- Line-by-line comparison
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- Word-level highlighting
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- Side-by-side view
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- Unified diff view
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- Export diff results
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- Copy to clipboard
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- Real-time comparison
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Edit this text and the text on the right to see the differences highlighted.
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Edit this text and the text on the left to see the differences highlighted.
Total lines: 18Added: 4Deleted: 3Unchanged: 11

Free Online Text Diff Tool - Compare Text Files & Documents

Compare two text files or documents side-by-side with our free online text diff tool. Identify differences, additions, and deletions with color-coded highlighting. Perfect for code reviews, document comparison, and version control. No file uploads required - compare text instantly in your browser.

Key Features:

  • • Side-by-side text comparison
  • • Unified diff view option
  • • Word-level difference highlighting
  • • Line number display
  • • Ignore whitespace/case options
  • • Export comparison results

Perfect For:

  • • Code review and comparison
  • • Document version tracking
  • • Configuration file changes
  • • Content editing review
  • • File merge conflict resolution
  • • Academic paper comparison

How to Use Text Diff Tool

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Add Original Text: Paste your original text or document content in the left panel.

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Add Modified Text: Paste the modified version of your text in the right panel.

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Choose View Mode: Select between side-by-side or unified diff view for comparison.

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Customize Options: Toggle line numbers, ignore whitespace, or case sensitivity as needed.

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Export Results: Copy the diff results or export them for documentation.

Why Use Our Text Diff Tool?

🔍 Precise Comparison

Advanced algorithm detects differences at word and character level for maximum accuracy.

🎨 Visual Highlighting

Color-coded differences make it easy to spot additions, deletions, and modifications.

⚙️ Flexible Options

Customize comparison settings to ignore whitespace, case, or focus on specific changes.

💯 Free & Private

No registration required, completely free, and your text stays in your browser.

Text Diff Use Cases & Applications

Software Development

Compare code files, configuration files, and scripts to identify changes during development and code reviews.

Content Management

Track changes in articles, documentation, and web content to ensure accuracy and maintain version history.

Academic Writing

Compare different versions of research papers, essays, and dissertations to track revisions and improvements.

Legal Documents

Identify changes in contracts, agreements, and legal documents to ensure all modifications are accounted for.