Shopify App Comparison 2026

Essential Upsell & Cross Sell vs Simple Bundles & Kits

Essential Upsell & Cross Sell

5.02,115 reviews

Simple Bundles & Kits

4.8700 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Essential and Simple Bundles & Kits to find the best fit for your store.

Built for Shopify

Lift AOV with Frequently Bought Together Upsell and Cross-sell.

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Key Features

Frequently bought together (FBT) product bundles
Product page and cart drawer upsell widgets
Post-purchase upsell offers
AI-powered product recommendations
Buy-x-get-y (BOGO) bundles
Drag-and-drop editor for customization
Multi-currency and multi-language support
Funnel performance analytics

Verdict on Essential

Essential Upsell & Cross Sell is a comprehensive upsell solution with a perfect 5.0 rating across 2,000+ reviews. Its strength is combining product page, cart drawer, and post-purchase upsells in one app with a generous free plan.

Built for Shopify

Build mix match product bundle for 3PL fulfillment & inventory.

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Key Features

Multiple bundle types (fixed, mix-and-match, build-a-box)
Automatic SKU breakdown for 3PL fulfillment
Real-time inventory synchronization
AI-generated bundle suggestions from order history
Volume discounts and quantity breaks
BOGO and free gift functionality
Subscription bundle support
Shopify POS and ERP integration

Verdict on Simple

Simple Bundles is the go-to choice for merchants who need proper inventory sync and 3PL fulfillment with their bundles. Its automatic SKU breakdown sets it apart from other bundle apps that only handle the frontend.

Essential vs Kits — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Essential and Simple Bundles & Kits differ — so you can make an informed decision for your Shopify store.

Feature	Essential Upsell	Simple Bundles &
Cart drawer / slide cart
Post-purchase upsell
Frequently bought together
Free shipping bar
Free gift / BOGO
Product page upsell
AI recommendations
Built for Shopify
Free plan available
Custom branding

Integration & Compatibility Comparison

App integrations matter — especially when you're running multiple tools in your Shopify stack. Here's what each app connects with out of the box.