Text Diff Checker

Compare two texts for differences.

Original Text

Changed Text

Compare by words (default: by lines) Ignore case

Added

Removed

Unchanged

Original (removed highlighted)

Changed (added highlighted)

Frequently Asked Questions

How does the diff comparison work?+

By default it compares line by line. Enable "Compare by words" to see word-level differences within each line.

Is my text saved or uploaded anywhere?+

No. Everything runs locally in your browser. Your text never leaves your device.