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📊 Text Comparison

Compare two texts line by line to visually see additions, deletions, and unchanged content.

📝 Text 1 (Original)

📝 Text 2 (Modified)

📊 Comparison Statistics

Added Lines0
Removed Lines0
Unchanged Lines0

✨ Comparison Result

Enter text in both fields to see the comparison.

Compare two texts line by line. Green lines are added, red lines are removed, and white lines are unchanged.

Key Features​

1. Line-by-Line Comparison​

  • Compare two texts line by line
  • Added lines displayed in green
  • Deleted lines displayed in red
  • Unchanged lines displayed in gray

2. Statistics Information​

  • Added Lines: Count of newly added lines
  • Deleted Lines: Count of removed lines
  • Unchanged Lines: Count of lines that remained the same

3. Convenient Features​

  • Swap Text: Quickly switch positions of original and modified text
  • Clear All: Clear all input at once

Usage Examples​

For Developers​

// Original code
function hello() {
  console.log("Hello");
}

// Modified code
function hello(name) {
  console.log("Hello, " + name);
}

Document Work​

// Original document
Project Plan
1. Set objectives
2. Create schedule

// Modified document
Project Plan (ver 2.0)
1. Set objectives
2. Budget planning
3. Create schedule

Use Cases​

💻 Code Review​

  • Check Pull Request changes
  • Compare code between versions
  • Compare before and after refactoring

📝 Document Work​

  • Check contract modifications
  • Compare report versions
  • Compare before and after translation

✅ Data Validation​

  • Compare CSV/JSON data
  • Check configuration file changes
  • Analyze log file differences

Tips​

Efficient Comparison​

  • Organize by Lines: Well-organized line-by-line text produces clearer results
  • Watch Whitespace: Whitespace differences are recognized as different lines
  • Use Swap Feature: Use the swap button when you want to reverse comparison direction

Large Text​

  • Very long text may affect performance
  • Recommended to cut and compare only necessary portions

🔗 Try These Next​

Frequently Asked Questions​

Q: Can large files be compared? A: Since it runs in the browser, files with thousands of lines or more may experience performance degradation. Cut and use only necessary portions.

Q: Is word-level comparison supported? A: Currently only line-by-line comparison is supported. Word/character level comparison will be added in future updates.

Q: Can comparison results be saved? A: Currently it only runs in the browser. You can save displayed results via screenshot or copying.

💬 Was this tool helpful?​

Feel free to send us your feedback or suggestions anytime!

Privacy​

This tool operates entirely on the client side. Your text is never sent to a server and is processed only in your browser.