Exact barcode reuse
Group every non-blank barcode that appears on more than one variant.
Shopify barcode audit
Spot duplicate and missing barcodes before the next scan gun does.
Find exact barcode reuse across Shopify variants and optionally track missing barcodes without granting catalog write access.
View installation detailsOptional missing warnings
Enable missing-barcode warnings only when your workflow expects barcodes.
Useful product context
Review product title, variant title, SKU, barcode, and a direct Admin link.
Questions merchants ask
Does the scanner validate GS1 ownership?
No. Phase one checks exact reuse and missing values; it does not claim external GS1 registry validation.
Can I export barcode findings?
Pro exports current issue rows to CSV with product, variant, identifier, and Shopify Admin link.