How it works
1
Paste both versions
Put the original on the left and the changed text on the right, or swap them with one click.
2
Choose a view
Review additions and removals in one unified list or as aligned, side-by-side lines with line numbers.
3
Review the changes
See added, removed and unchanged line counts instantly. Everything stays in your browser.
Explore more tools
Markdown
Markdown editor with live preview.
Lorem Ipsum
Generate placeholder text for layouts.
Case converter
Convert between camelCase, snake_case, Title Case and more.
Line tools
Sort, de-duplicate, reverse and clean lines of text.
Word & character counter
Count words, characters, sentences and reading time.
Slugify
Turn text into a clean URL slug.