Free tools for Shopify merchants

No sign-up and no install. Every tool runs in your browser, and files you choose or text you paste stay on your device.

• Free Shopify store catalog auditEnter a store address and see shippable variants with no weight, duplicate SKUs and products without images, from the public product feed.
• Shopify product export checkerCheck a Shopify product export for missing weights, barcodes, SKUs, images, alt text and categories, bad GTINs and duplicates.
• GTIN, UPC, EAN and ISBN check digit validatorPaste up to 20,000 barcodes and see which fail the check digit, which lost a leading zero, and which Google will reject.
• Duplicate SKU and barcode finderDrop in a Shopify product export (or any list) and see every SKU and barcode used by more than one variant.
• Shipping weight helperConvert g, kg, oz and lb (with the grams value Shopify's CSV wants), add packaging, and work out dimensional weight.