Sell customized products with Customily, a high-converting product personalizer and customizer for ecommerce. Works for print on demand, engraved jewelry, custom apparel, personalized gifts, laser-cut items, and beyond. Let shoppers customize and personalize products in real time using text, photos, calendars, AI filters, and more, with live preview customization they will trust and love. Automatically customize orders, generate print-ready files, and scale customization with top POD providers.

Go beyond the basics with the Klaviyo marketing app. New stores get a guided setup — sign-up form, welcome email, and abandoned-checkout flow — without leaving Shopify Admin. 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.

With Wiser, you can showcase intelligent product suggestions across your store — from the homepage and product pages to the cart, checkout, & even post-purchase. It includes a complete suite of upsell and cross sell widgets like Slide Cart Drawer with rewards bar, Checkout Upsell, Related & Recently Viewed Products, Shop the Look, Pair it With, Addons & more. Track performance directly in your Shopify admin, access APIs, & scale personalization, cross sell & upsell bundles.