Text Diff Checker

LOCAL · IN-BROWSER

Compare two text snippets and see the differences highlighted line by line.

Advertisement728 × 90
Your ad could be here Go Pro to remove ads
+2 −2

Diff

The quick brown fox
jumps over the lazy dog.The quick red fox
jumps over the lazy cat.
Advertisement728 × 90
Your ad could be here Go Pro to remove ads

About Text Diff Checker

Paste two versions of a text or code snippet and see inserts, deletions and unchanged lines. Useful for quick diffs without opening Git.

All processing happens entirely in your browser using modern web APIs. Nothing is uploaded to our servers — your data stays local. Free forever for everyone, with a Pro plan for power users who want an ad-free experience and API access.

You might also need

6 tools
text
Word & Character Counter
Count words, characters, sentences and reading time of any text.
text
Regex Tester
Test JavaScript regular expressions in real time. View matches and capture groups.
text
Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and PascalCase.
text
Email Address Validator
Validate email addresses for correct syntax. Check single or bulk emails, detect disposable domains.
text
String Length & Utilities
Count string length, reverse text, remove duplicates, and more string operations.
text
URL Slug Generator
Convert text into URL-friendly slugs. Lowercase, hyphenated, ASCII-safe.