Paste the expected hash in one box and the actual hash in the other. The tool normalizes case and spacing and tells you instantly whether they match.
To verify that a downloaded file or copied value is identical to the original — a single differing character means the data changed.
No — the comparator ignores case and surrounding whitespace so 'ABC123' and 'abc123' are treated as equal.
No — the comparison happens entirely in your browser with no network requests.