Text Compare
Compare two texts and highlight the differences.
+2 added · -1 removed
the quick brown fox
-jumps over
+leaps over
the lazy dog
+and runs away
How to use this tool
- 1Paste the original text into the left box.
- 2Paste the changed text into the right box.
- 3Differences are highlighted line by line: green for added, red for removed.
Frequently asked questions
How are differences detected?
The tool compares the two texts line by line using a longest-common-subsequence diff, the same approach used by version control systems.
Is my text private?
Yes. The comparison runs entirely in your browser and nothing is sent to a server.