Header and required field check
Confirm Shopify-style columns such as Handle, Title, Vendor, Variant SKU, Variant Barcode, Variant Price, and inventory fields.
Upload the CSV that failed in Shopify and get a row-by-row report for missing headers, invalid handles, price problems, barcode errors, duplicate SKUs, and variant conflicts.
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This is what your results look like after upload
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Issue types checked
Auto-fix
Safe errors fixed for you
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Data stored on server
The checker finds these automatically and tells you exactly which row and cell to fix.
Rejected headers
Find renamed or missing columns before another failed import.
Variant conflicts
Catch option combinations that can make product variants fail.
Safe auto-fix
Clean handles, prices, smart quotes, spacing, and known header names.
Client-ready report
Send exact rows and cells back to a client or teammate.
Shopify will silently skip products or show a vague 'import failed' message when the CSV has header mismatches, malformed handles, duplicate variant combinations, currency symbols in price columns, non-numeric barcodes, or Compare At Price set lower than Variant Price. This checker reads the same file Shopify rejected and tells you exactly which rows and columns caused the problem, so your next upload succeeds.
Confirm Shopify-style columns such as Handle, Title, Vendor, Variant SKU, Variant Barcode, Variant Price, and inventory fields.
Find duplicate option combinations and inconsistent option names under the same product handle.
Auto-fix preview
Auto-fix safe formatting issues and download a clean CSV for another Shopify import attempt.
Useful answers when Shopify refuses or ignores a product CSV import.
Shopify silently skips rows with invalid handles, duplicate variant option combinations, or missing required fields rather than showing an error. This checker flags those rows so you know which products were dropped.
Excel hides problems like curly quotes, non-breaking spaces, and encoding corruption that Shopify rejects. The checker reads the raw file bytes and flags those hidden characters with exact cell locations.
Yes. Shopify matches rows to existing products by Handle. As long as your Handle values are unchanged, a re-import will update existing products rather than creating duplicates.
No. Upload the exported CSV directly. This tool checks the file without connecting to your Shopify store, so it works for agencies and freelancers checking client files too.