Text Compare
Paste the original on the left and the revised version on the right — every changed line is highlighted so nothing slips through.
− removed+ added
Penman keeps version history on every note, so you never need to diff by hand.
Download PenmanFrequently asked questions
What kind of differences does it show?
Line-level differences: lines added, removed, or changed between the two versions.
Is my text uploaded?
Never — the comparison runs entirely in your browser.