Question 1

Is the Diff Checker free to use?

Accepted Answer

Yes, the Diff Checker is completely free with no sign-up required.

Question 2

Does my data leave the browser?

Accepted Answer

No. All processing happens locally in your browser. Nothing is sent to a server.

Question 3

What does the Diff Checker do?

Accepted Answer

Free online diff checker. Compare two blocks of text or code side by side and see added, removed, and unchanged lines highlighted. Runs entirely in your browser.