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Text Diff

Find differences between two pieces of text.

Original Text

Modified Text

Diff Output

How to Use

Paste original text in left panel, modified in right.
Click Compare for line-by-line diff — green=added, red=removed.
Review and copy the diff result.

Frequently Asked Questions

How does diff work?: Uses LCS algorithm to find minimal differences.
Can I compare code?: Works for any text — code, prose, config, data.
Case-sensitive?: Yes. Use case converter first if needed.