Take full control over your shipping costs, set accurate rates by customer tags, post discounted cart total and use our 4D boxing with 80+ live carriers for accurate results, set accurate zones by postcode, with recognition of UK postcode formats. Handle drop shipping rates correctly with product groups and rate blending. Use Bespoke to prevent doubling of rates due to multi location orders and use our advanced rule engine for complex rules. Shopify PLUS ready. *CCS required for most features.

Go beyond the basics with the Klaviyo marketing app. New stores get a guided setup — sign-up form, welcome email, and abandoned-checkout flow — without leaving Shopify Admin. Unify data from 350+ integrations and boost marketing performance with campaigns, smart segmentation, and automated workflows from Klaviyo’s AI Agents. Over 117k brands use Klaviyo and Shopify to grow faster with personalized emails, SMS, WhatsApp messages, and marketing automation tools that turn browsers into buyers.