Text Diff Checker
Free online text diff checker. Compare two texts side by side and highlight added, removed, and changed lines instantly. No upload required — runs in your browser.
Diff Result2 removed · 2 added
Line one Line two Line two modified Line three Line fourLine five
Compare two blocks of text and instantly see what changed. Added lines are highlighted in green, removed lines in red — ideal for code reviews, document edits, and proofreading.
How to use Text Diff Checker
- Paste the original text in the left textarea.
- Paste the modified text in the right textarea.
- View the color-coded diff showing added, removed, and unchanged lines.
See also: JSON Diff Checker
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Frequently Asked Questions
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