Maximize AOV with Fether, robust all-in-one app for Frequently Bought Together, Product Bundles builder, and Product Add-ons. Our AI analyzes order history to generate smart upsell bundles automatically. Easily create classic Buy Together deals, show high converting Customers Also Bought sections, or display AI powered Related Products storewide. From simple cross sells to complex Amazon-like themes, Fether empowers you to quickly grow revenue with our smart and custom product bundles app.

Boost your AOV with the Essential Upsell app, offering customizable product upsell & cross-sell & "add to cart" widgets. Display frequently bought together (FBT), related products & product addons on product page & cart drawer. Create upsell and cross-sell strategies with "also like" product recommendations, product bundles, buy x get y & one-click upsells. Offer post purchase upsell discounts & automatic promotions to drive conversions with recommended products & cart frequently bought items.

We power full-page bundle experiences for enterprise stores that want more than a widget dropped onto a template. Every Kitenzo bundle is AI-enhanced. The platform actively improves your bundles, analysing which combinations drive revenue. You're not installing a static plugin - you're investing in ongoing intelligence that continues working as your bundle sales grow. Currently, the only bundling app built for Shopify Sidekick.

Get the most out of your product reviews with all your data consolidated in one platform. Deliver a seamless customer experience with all review requests on brand, on time, and never double-sent – Klaviyo already has all your existing templates and applies smart sending rules to all sends.

Go beyond the basics with Klaviyo’s AI-first B2C CRM. 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 AI customer service tools that turn browsers into buyers.