Text Diff Checker

Compare two texts side by side and highlight the differences between them.

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About this tool

Type
Text
Category
Text
Last updated
10 Mar 2026

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About Text Diff

The Text Diff Checker tool lets you compare two pieces of text and instantly highlights additions, deletions, and unchanged lines. Perfect for comparing code versions, proofreading documents, or spotting changes between drafts. The output uses color-coded highlighting for easy reading.

How to use Text Diff

Open the tool

Navigate to Text Diff on Xuvero — no registration required.

Enter or paste your text

Type or paste the text you want to process into the input field.

Get instant results

Click "Process" and instantly see the result. Copy it to your clipboard with one click.

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Copy the code below to embed this tool on your website or blog.

<iframe src="https://xuvero.com/en/tools/text-diff/embed" width="100%" height="480" style="border:none;border-radius:12px;" loading="lazy" title="Text Diff"></iframe>

Preview: https://xuvero.com/en/tools/text-diff/embed

Frequently Asked Questions

The tool uses the Longest Common Subsequence (LCS) algorithm to compute the minimal set of changes between two texts, then highlights additions in green and deletions in red.
Absolutely! The tool works line by line, making it ideal for comparing any text including source code, config files or documents.
Each text field can hold up to 100,000 characters.
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