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.

Increase sales, build trust & create urgency with social proof, popup notifications & countdown timers. ToastiBar helps you display sales popup & social proof notifications, including review pop up, cart popup, visitor pop up, low stock popup & roundup pop up to build shopper confidence. Customize every popup with AI-powered setup, AI copy generation & AI performance advisor. Display geolocation-targeted pop ups in 75+ languages, track analytics & use social proof features on desktop & mobile.