Shopify App Comparison 2026
Kaching Post Purchase Upsell vs Upcharge Fees & Product Addons: Shopify App Comparison (2026)
Kaching Post Purchase Upsell
Upcharge Fees & Product Addons
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Kaching and Upcharge Fees & Product Addons to find the best fit for your store.
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.
Our surcharge app helps you apply conditional fees, late fees, and automatic fees
View Full DetailsKey Features
- Apply klarna fees, credit card fees, fees payment, or a payment method fee
- Set a fee rule for a flat fee, cart fee, percentage fee, or extra fee
- Extra fees manager for mandatory fees, tariff surcharge & extra charge
- Link price addons, deposits and fees directly to your orders and fees
- Add a fee, cash on delivery fee, surcharge fee, or fees and surcharges
Kaching vs Addons — Side-by-Side Feature Comparison
Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Kaching and Upcharge Fees & Product Addons differ — so you can make an informed decision for your Shopify store.
| Feature | Kaching Post | Upcharge Fees & |
|---|---|---|
| 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.
Kaching Post Purchase Upsell
- Checkout
- Shopify Admin
Supported Languages
English
Upcharge Fees & Product Addons
- Checkout
- Shopify POS
- Shopify Admin
Supported Languages
English