Text Diff

Compare two texts and highlight added/removed lines.

100% Client-Side · In-Memory Only

Interactive Tool Workspace

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How to Use Text Diff

  1. Enter original text in Text A and modified text in Text B.
  2. The diff viewer immediately calculates the Longest Common Subsequence.
  3. Review deleted lines in red and added lines in green with precise line number markers.

Features & Guarantees

  • Line-by-line diffing with syntax contrast.
  • Total line addition and deletion metrics.
  • Private comparison for confidential documents, source code, and contracts.

Frequently Asked Questions

Is my text compared securely?

Yes. Text diffing runs entirely on your local CPU. Neither text document is uploaded or logged.

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