Shopify App Comparison 2026

FoxSell Bundle Builder vs Kaching Post Purchase Upsell: Shopify App Comparison (2026)

FoxSell Bundle Builder

5.080 reviews
VS

Kaching Post Purchase Upsell

5.0240 reviews

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

Built for Shopify

Boost sales, average order value, and effortlessly upsell with FoxSell Bundles Plus. Create Mix and Match Bundle Builder, Build Your Own Bundle Sets

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Key Features

  • Mix and match or Build your box bundle for complex bundling (infinite variants)
  • Automated inventory sync for fast bundles and easy order fulfillment
  • Volume Bundle with quantity breaks, POS to upsell shoppers
  • Fixed Bundles now supports 30 products in a Bundle with bundle analytics
  • Build a Box (BYOB) with Add-ons, Free Gifts, boost AOV & fly revenue fast
Built for Shopify

Personalized one click upsell, thank you page, checkout upsell.

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Key Features

  • One-click post-purchase upsell offers
  • Advanced targeting with minimum order value and UTM parameters
  • Customizable brand-matched offer presentation
  • AI-powered product recommendations
  • Frequently bought together suggestions
  • A/B testing capabilities
  • Detailed conversion analytics
  • Multi-language support

Verdict on Kaching

Kaching Post Purchase Upsell is an affordable and effective post-purchase upsell solution. Starting at just $4.99/month, it offers excellent value with advanced targeting and A/B testing capabilities.

FoxSell vs Upsell — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where FoxSell and Kaching Post Purchase Upsell differ — so you can make an informed decision for your Shopify store.

FeatureFoxSell BundleKaching Post Purchase
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.

FoxSell Bundle Builder

Built for Shopify
  • Checkout
  • Customer accounts
  • Shopify POS
  • Shopify Admin
  • Checkout Links
  • Design Packs: Theme Sections
  • Fish Wishlist
  • Online Store 2.0

Supported Languages

English

Kaching Post Purchase Upsell

Built for Shopify
  • Checkout
  • Shopify Admin

Supported Languages

English

Frequently Asked Questions