Barcode Validator

Validate EAN-13, EAN-8, UPC-A, UPC-E, and CODE39 barcode checksums in Excel or CSV columns.

This tool is currently scheduled for upcoming release.

Use Cases & Examples

Verify check digits for thousands of product EAN codes in your catalog spreadsheet.

EAN-13, EAN-8, UPC-A, UPC-E, ISBN-13, and GTIN-14.

validation

Audit URLs in CSV/Excel sheets for broken links, 404s, and redirects.

csv

Clean whitespace, remove empty rows, deduplicate, and normalize headers in CSV files.