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Text Diff Merger

Three-way text merge tool. Paste base, your version, and their version. Detect conflicts and see a merged result. Ideal for code and document merging.

  • 100% free
  • No signup
  • Runs in your browser
Common uses: text diff merger · three way merge · text merge tool · diff tool online · conflict resolver

Used 27.5K times today

How to Use Text Diff Merger

  1. 1

    Paste the base text

    Enter the original or ancestor version of the text.

  2. 2

    Add your version and their version

    Paste your edited version and the other party's version.

  3. 3

    View merged output

    The tool merges changes and highlights any conflicts.

Frequently Asked Questions

What is a three-way merge?
A three-way merge compares two modified versions of a text against a common ancestor to automatically combine non-conflicting changes and flag conflicts.
Does it handle code?
Yes. The tool works on any plain text including source code, configuration files, and prose documents.

Embed This Tool

Add this tool to your website for free. Just copy and paste the code below:

<iframe src="https://utilko.com/embed/text-diff-merger/" width="100%" height="500" frameborder="0" title="Text Diff Merger"></iframe>

About Text Diff Merger

The Text Diff Merger on Utilko provides a browser-based three-way merge tool. It takes a base text plus two diverging versions and produces a merged result, clearly marking any conflicts that need manual resolution.

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