Shopify App Comparison 2026

Kaching CartDrawer Cart Upsell

5.0814 reviews
VS

Simple Bundles & Kits

4.9692 reviews

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

Built for Shopify

Boost your AOV: slide cart, upsell cart & free shipping bar.

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Key Features

  • Upsell slider for frequently purchased products
  • Toggle-based upsells for gift wrapping and shipping protection
  • Countdown timer for purchase urgency
  • Free shipping and gift promotion bars
  • Payment method trust icons
  • No coding setup required
  • Multi-language customization support
  • Mobile-responsive design

Verdict on Kaching

Kaching CartDrawer is a polished slide cart solution with a perfect 5.0 rating across 800+ reviews. Part of the trusted Kaching ecosystem, it excels at adding urgency and upsell opportunities directly in the cart drawer.

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.

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