Compare two texts and highlight the differences. Text Comparison / Diff is a free online tool from the ToolsRift Text Tools collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.
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How to use Text Comparison / Diff
Open the Text Comparison / Diff above — it loads instantly, no account needed.
Enter or upload your input. Everything is processed locally on your device.
Get your result immediately and copy or download it with one click.
Frequently asked questions
What diff modes are available?
Line-level and word-level diff modes. Toggle between unified and side-by-side views.
Are changes highlighted in color?
Yes — additions are green, deletions are red, and unchanged text is shown normally.
Can I diff code?
Yes — works well for comparing code blocks, configs, and any plain text.
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