YYTOOLS / THE EVERYDAY TOOLBOX
Text Diff
Compare two texts and highlight differences for code and document review.
Processed locally · No upload · No sign-up
0 / 100,000 characters
0 / 100,000 characters
Up to 2,000 lines and 100,000 characters per side; the product of line counts may not exceed 1,000,000. CRLF/LF are normalized. Blank lines and trailing newlines are preserved; replacements count as a deletion and an addition.
Diff result
Added and removed lines will appear here after comparison.
How to use
- Paste the original and changed text side by side.
- Compare to see added, removed and unchanged lines.
- Review addition/deletion counts, then copy the result with + / - markers.
Supports up to 2,000 lines and 100,000 characters per side, with a line-count product of at most 1,000,000. Repeated lines are aligned by their longest common subsequence. A replacement counts as a deletion and an addition. CRLF is normalized to LF; blank lines and trailing newlines are preserved. Empty text has zero lines.