Go beyond the basics with the Klaviyo marketing app. 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 marketing automation tools that turn browsers into buyers.

The Sezzle dynamic widget displays payment options to shoppers on product description and checkout/cart pages, which is proven to increase conversions, average order values, and basket sizes. *Widget is visible to US and CA shoppers only.

Send automatic, real-time back in stock alerts and restock notifications to customers when their favorite products are restocked. Shoppers can sign up for unlimited number of alerts using simple forms on your product and collection pages. When you restock those products, Alert Me automatically triggers back in stock alerts to customers, truly hands-free and effortless. Alert Me - Restock Alerts makes it easy to grow your revenue by alerting customers to buy products they already love!