Go beyond the basics with Klaviyo’s AI-first B2C CRM. Klaviyo syncs Shopify data in milliseconds so every message and insight reflects what’s happening in your store right now. 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 AI customer service tools that turn browsers into buyers.

Add free gifts, BOGO offers, and cart upsell goals to any Shopify store in minutes. Choose between auto-assigned gifts or let the shopper pick, with tiered cart goals by subtotal, item count, or product tag. Built on Shopify Functions for stability at checkout, with 24/7 support and 4.9 from 93+ Shopify merchants.