Compare two texts

See what changed between two versions of a text, line by line and word by word.

Original Changed

Ignore case Ignore extra spaces

How it works

1
Paste both texts

Put the original on the left and the changed text on the right.
2
See the differences

Changed lines are paired and changed words are highlighted.
3
Fine-tune

Ignore case or extra spaces to focus on real changes.

Is my text uploaded?

No. The comparison runs in your browser.

What algorithm is used?

Myers' diff, the same idea as in Git.

Is there a size limit?

Up to 3000 lines per text.

Does it work for Ukrainian?

Yes, words are split correctly for Cyrillic.