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Frequently Asked Questions
How do I compare two texts?
Paste your original text in the left panel and modified text in the right panel, then click Compare. Differences are highlighted automatically.
What do the highlight colors mean?
Green = additions, Red = deletions, Gray = unchanged lines.
Is my text data stored?
No, all comparison happens locally in your browser. Your text never leaves your device.
Does it work offline?
Yes! Once loaded, the tool works entirely offline.
Is there a text size limit?
No hard limit. For very large texts (100K+ chars), performance may vary.
Can I compare code?
Yes! Works great for code snippets, config files, and any plain text.
Is this tool free?
Yes, completely free with no registration required.
Can I copy the results?
Yes, use the Copy Diff button to copy results with +/- prefixes.