Insights & Resources

The Shopify Customer Data Blog

Scaling DTC brands, retail POS, and high-volume stores with clean customer data & identity resolution.

Learn how to find, review, and safely merge duplicate customer profiles in Shopify. Covers manual merging, bulk tools, POS duplicates, and more.

Duplicate customer profiles fragment purchase history and silently understate your Shopify LTV by 15-35%. See the math and fix it.

Compare the top 5 Shopify apps for finding and merging duplicate customer profiles. Features, pricing, and pros/cons.

Guest checkout is the #1 source of duplicate customer profiles in Shopify. Learn how to detect and fix them.

Head-to-head comparison of MergeGuard and Doppelganger. Features, pricing, and automation compared.

Point of Sale transactions create duplicate customer profiles in Shopify. Learn why it happens and how to fix it.

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Learn how to find, review, and safely merge duplicate customer profiles in Shopify. Covers manual merging, bulk tools, POS duplicates, and more.

Clean your Shopify customer data in 5 minutes and see your true LTV.