Wishlist King is now Swish. New look - same great team and product!! Swish is a fully customisable, feature rich Wishlist solution for brands with ambition. We offer an entirely free setup and customisation service across all plans. Customer shopping journeys are rarely linear: Swish enables shoppers to keep track of the products they want most & helps drive conversion at the optimal moment. Increase sales & customer satisfaction with highly personalised + automated Wishlist notifications.

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.

Thanks to this customizable app, Scalapay On-site Messaging informs your customers about the Scalapay payment methods available in your store. Our app helps you create tailored messages to promote your partnership with Scalapay wherever you like, in product and cart page. Make sure Scalapay is active as a payment method at your checkout. Download the app and activate Scalapay On-site Messaging. Now tell your customers that they can shop with Scalapay and see your sales grow!

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! Convert more and grow faster with flexible no-code, low-code, and custom code solutions trusted by top Shopify stores.

With Stack Discounts Pro, offer customers multiple savings by stacking different discounts. Create advanced campaigns with volume discounts and more. Display ongoing promotions with our customizable widget, perfect for holidays like Black Friday and Halloween. The widget boosts conversions by letting customers view deals and add products directly to their cart. No code modifications are required, and it seamlessly integrates with your shop and Checkout Extensibility.