Text Diff Checker Online | Compare Text Instantly

Compare two texts with Git-style highlighting

Paste original and modified text, switch between word and line comparison, and instantly highlight additions, deletions, and unchanged content.

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Text Diff Checker Online | Compare Text Instantly
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Text Diff Checker
Paste original and modified text, switch between word and line comparison, and instantly highlight additions, deletions, and unchanged content.
Original Text

Version A

0 characters
Modified Text

Version B

0 characters
Comparison Result

Compare two texts to see differences.

Similarity: 0% Changes: 0 Levenshtein: N/A
Original version appears here.
Modified version appears here.
Inline comparison appears here.

About Text Diff Checker

A text diff checker helps you compare original and modified text to spot edits quickly. This tool highlights added content in green, deleted content in red, and unchanged content in a neutral style so writers, developers, and analysts can review revisions efficiently.

How To Use

  1. Paste the original text into the left editor and the revised text into the right editor.
  2. Choose word-based or line-based comparison depending on the type of content.
  3. Optionally ignore case or extra spaces for cleaner matching.
  4. Switch between inline and side-by-side diff views, then copy or download the result.

Example Use Cases

  • Comparing draft revisions before publishing an article.
  • Reviewing content edits from a teammate or client.
  • Checking code snippets, prompts, or policy text for small changes.

Frequently Asked Questions

A text diff checker compares two versions of content and highlights what was added, removed, or left unchanged.

Yes. You can switch to line mode for logs, paragraphs, or code blocks where whole-line comparison is easier to scan.