Lulzasaur

SKU Collision Watch

Find repeated SKUs and barcodes. Keep intentional duplicates out of your review queue and spot changes after catalog imports.

Already installed? Open SKU Collision Watch from Apps in your Shopify admin.

Focused checks. Review exact identifier matches across active, draft, or archived products.
Remember intentional duplicates. Add a reason for a shared identifier. Changes to the group bring it back for review.
Daily watch. The Watch plan checks your catalog daily and keeps 90 days of reports. Review results in the app; email notifications are not included. Your product and inventory data stay unchanged.

Free: 3 scans per rolling 30 days, up to 1,000 variants. Watch: $29 every 30 days, up to 25,000 variants, with a 7-day trial.