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CSV Import Checker for Shopify

Catch CSV problems before Shopify does.

Check your product CSV for import errors and unsafe changes before importing it to Shopify.

Check CSV

Find problems in the CSV you plan to import.

Checking a large catalog? This works best on desktop.

Synthetic example · no merchant data

Your CSV stays in this browser. Catalog data is processed locally and is not uploaded to our servers. Catalog content and filenames are not sent to analytics. How local processing works

Ready to choose a file.

56 import and safety checks

Clear reasons behind every result

41 checks inspect one CSV. 15 checks compare a current Shopify export with the CSV you plan to import.

Shopify-documented rules link to their sources. Preflight safety checks are labeled separately. View all checks and sources

Generated from synthetic test CSV · No merchant data

Import assessment

Do not import this CSV yet.

Check CSV

  • Invalid product handle

    SHP-PROD-001

    Row 2 · Shopify documentation

    Use only letters, numbers, and dashes in the handle, with no spaces.

  • Duplicate SKU

    SHP-VAR-007

    Row 2, Row 3 · Preflight safety check

    Confirm whether these variants should share a SKU. If not, assign unique SKUs before importing.

Preview Import Changes

  • Blank value may overwrite existing data

    DRY-SHP-001

    Row 2 · Shopify documentation

    Confirm that clearing this field is intentional before importing with overwrite enabled.

  • Option values changed

    DRY-SHP-004

    Row 2, Row 2 · Shopify documentation

    Review app and integration dependencies because Shopify may recreate variant IDs.