Shopify App Comparison 2026
Bundler - Product Bundles App vs Simple Bundles & Kits
Bundler - Product Bundles App
Simple Bundles & Kits
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Bundler and Simple Bundles & Kits to find the best fit for your store.
Key Features
- Classic product bundles with discounts
- Mix-and-match bundle builder
- Volume discounts and quantity breaks
- Bundle section widgets for any page
- Automatic discount application
- Compatible with subscriptions
- Analytics and conversion tracking
- Multi-language support
Verdict on Bundler
Bundler stands out with a generous free forever plan that includes unlimited bundles. With nearly 2,100 reviews and a 4.9 rating, it is one of the most trusted bundle apps on the Shopify App Store.
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.
Bundler vs Kits — Side-by-Side Feature Comparison
Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Bundler and Simple Bundles & Kits differ — so you can make an informed decision for your Shopify store.
| Feature | Bundler - | 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.
Bundler - Product Bundles App
- Checkout
- Shopify POS
- Shopify Admin
- Cartbot: Gift with purchase
- Multicurrency converter apps
- PageFly Landing Page Builder
- Point of sale (POS)
- Seal Subscriptions
Supported Languages
English, German, French, Spanish, Italian, Portuguese, Dutch
Simple Bundles & Kits
- Checkout
- Shopify POS
- Shopify Flow
- Shopify Admin
- Amazon by Codisto
- Hydrogen
- Judge.me Reviews
- POS & Shop app
Supported Languages
English