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.

Rebuy personalizes every step of the shopping journey with AI-powered upsells, cross-sells, and smart product discovery and merchandising tools. Our core packages — Cart & Merchandising, Checkout & Post Purchase, Search & Collections, and Flows & A/B Testing — help brands boost AOV and LTV. Plus, Rebuy Monetize unlocks new, incremental post-purchase profit! Grow faster with flexible no-code, low-code, and custom code solutions trusted by top Shopify stores to convert more and grow faster.

We make working with unpublished themes a breeze by providing a discreet menu bar of useful links and features. Copy a link to the current page and theme with one click. Open the theme editor for the current template in a new window. Navigate directly to a section in the editor. Switch the theme you're previewing without going back to the themes page. Display heading tags visually so you can see the flow and order in the document. Display visual alerts for missing alt text on images.