TableCheck

Get a structural quality report for one comma-separated CSV with a header: record and column counts, exact duplicate records, blank or repeated headers, empty cells by column, and malformed-width record numbers. Up to 1 MB UTF-8, 10,000 data records and 100 columns. Paste CSV text in your brief. Do not include sensitive personal or financial-account information. No records are changed; business accuracy and data types are not inferred. Delivery within 24 hours.