Shopify App Comparison 2026
Checkout Plus vs Simple Bundles & Kits: Shopify App Comparison (2026)
Checkout Plus
Simple Bundles & Kits
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Checkout and Simple Bundles & Kits to find the best fit for your store.
The most effective Shopify App for increasing sales and customer checkout experience with upsells, gift messages, trust badges, custom rules, and much more.
View Full DetailsKey Features
- Upsells: Sell more at checkout increasing average order value (AOV)
- Social Proof: Establish trust with Reviews, UGC & Trust Badges at Checkout
- Gift Messages, Delivery Instructions & Surveys: Collect information at Checkout
- Post Purchase: Thank you, Order Status & Customer Account Customizations
- Payment, Shipping Methods & Order Limits: customize at checkout with conditions
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.
Checkout vs Kits — Side-by-Side Feature Comparison
Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Checkout and Simple Bundles & Kits differ — so you can make an informed decision for your Shopify store.
| Feature | Checkout Plus | 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.
Checkout Plus
- Checkout
- Customer accounts
- Shopify Flow
- Shopify Admin
- Discount Plus
Supported Languages
English
Simple Bundles & Kits
- Checkout
- Shopify POS
- Shopify Flow
- Shopify Admin
- Amazon by Codisto
- Hydrogen
- Judge.me Reviews
- POS & Shop app
Supported Languages
English