Klaviyo

Overview

Klaviyo is the dominant email/SMS platform for ecommerce. Its tight Shopify integration pulls customer, order, and behavioral data into segments that trigger personalized flows (welcome, abandoned cart, post-purchase, winback). Klaviyo AI now generates subject lines, predicts customer lifetime value, and recommends send times per recipient. For any DTC brand over $100K/year, Klaviyo typically drives 20-40% of revenue.

Pros & Cons