Fly: Bundles & Quantity Breaks vs XB: Cart Upsell Cart Drawerfor Shopify (2026)
Both Fly: Bundles & Quantity Breaks and XB: Cart Upsell Cart Drawer are Shopify apps designed to increase Average Order Value (AOV) through upselling and cross-selling, both boasting a perfect 5/5 rating. However, they take fundamentally different approaches. Fly focuses on bundle creation and quantity-based discounts, empowering merchants to create structured deals and incentives to encourage larger purchases. Fly emphasizes customizability and native integration, while maintaining store speed.
At a Glance
Fly: Bundles & Quantity Breaks
257 reviews
XB: Cart Upsell Cart Drawer
136 reviews
Detailed Overview
Fly: Bundles & Quantity Breaks
Maximize AOV with product bundles, combos, quantity breaks, volume discounts, upsells, FBT & BOGO
Key Features
- Boost cart value with a Fixed Bundle, BOGO or Frequently Bought Together blocks.
- Drive bulk sales with tiered Quantity Break and Volume Discount triggers.
- Incentivize larger carts with a Free Gift and automated bundle upsell tools.
- Build well integrated, beautiful native widgets with zero impact on store speed
- Breakdown of bundles for auto discounting, inventory sync, fulfilment, & return
XB: Cart Upsell Cart Drawer
Maximize Revenue with Xboost AI Analysis: AI-Powered Cart Upsell, Free Shipping Bar & Protection
Key Features
- 1-Click AI: Analyze store data to auto-boost sales instantly.
- AI-Powered Cart Upsell: Suggest relevant products to increase order value.
- Cart Add-ons: Multiple product cart add-ons & Shipping Protection.
- Rewards in Cart: Free shipping bar, discount code, progress bar and free gift.
- Express Checkout, Trust Badges & Icons, Cart Timer, Announcement Bar
Feature Comparison
| Rating | 5/5 | 5/5 |
Rating Fly: Bundles & Quantity Breaks5/5 XB: Cart Upsell Cart Drawer5/5 | ||
| Reviews | 257 | 136 |
Reviews Fly: Bundles & Quantity Breaks257 XB: Cart Upsell Cart Drawer136 | ||
| Primary Upsell Method | Bundles, Quantity Breaks, Volume Discounts | AI-Powered Cart Upsell, Cart Add-ons |
Primary Upsell Method Fly: Bundles & Quantity BreaksBundles, Quantity Breaks, Volume Discounts XB: Cart Upsell Cart DrawerAI-Powered Cart Upsell, Cart Add-ons | ||
| Key Features | Fixed Bundles, BOGO, Quantity Breaks, Free Gifts, Inventory Sync | AI Analysis, Shipping Protection, Free Shipping Bar, Cart Timer, Express Checkout |
Key Features Fly: Bundles & Quantity BreaksFixed Bundles, BOGO, Quantity Breaks, Free Gifts, Inventory Sync XB: Cart Upsell Cart DrawerAI Analysis, Shipping Protection, Free Shipping Bar, Cart Timer, Express Checkout | ||
| Target Merchant | Merchants who want full control over creating and customizing bundle offers | Merchants seeking automated, AI-driven upselling strategies |
Target Merchant Fly: Bundles & Quantity BreaksMerchants who want full control over creating and customizing bundle offers XB: Cart Upsell Cart DrawerMerchants seeking automated, AI-driven upselling strategies | ||
| Ease of Use | Requires manual bundle creation and discount configuration | 1-Click AI setup simplifies initial configuration |
Ease of Use Fly: Bundles & Quantity BreaksRequires manual bundle creation and discount configuration XB: Cart Upsell Cart Drawer1-Click AI setup simplifies initial configuration | ||
| Value Proposition | Structured deals, incentivize larger purchases, inventory integration | Automated optimization, AI-driven suggestions, cart enhancement with free shipping |
Value Proposition Fly: Bundles & Quantity BreaksStructured deals, incentivize larger purchases, inventory integration XB: Cart Upsell Cart DrawerAutomated optimization, AI-driven suggestions, cart enhancement with free shipping | ||
- Conversion Audit
- Speed Audit
- SEO Audit
Conversion Audit
Our Verdict
For merchants seeking granular control over their upselling strategy and a focus on bundle creation and quantity discounts, Fly: Bundles & Quantity Breaks is the superior choice. It provides the tools to craft specific offers and incentives to maximize AOV. Conversely, XB: Cart Upsell Cart Drawer caters to merchants who prioritize ease of use and an automated, AI-driven approach. Its AI analysis and cart enhancements offer a hands-off approach to boosting sales. If you prefer manual configuration and bundle focused approach, go with Fly. If you want a hands-off, AI-driven approach with add-ons and a free shipping bar, XB is a better fit.
Common Questions
Does one app offer better inventory management?
Fly: Bundles & Quantity Breaks explicitly mentions "Breakdown of bundles for...inventory sync," suggesting it has better integration with inventory systems for bundle components.
Which app is easier to set up and use?
XB: Cart Upsell Cart Drawer is likely easier to set up initially due to its "1-Click AI" configuration. Fly requires manual bundle and discount configuration.
Which app is better for a large catalog of products?
XB: Cart Upsell Cart Drawer's AI-powered analysis might be more efficient for navigating a large catalog and suggesting relevant upsells, whereas Fly may require more manual configuration for each bundle.
Which app is better for offering free shipping promotions?
XB: Cart Upsell Cart Drawer includes a "Free shipping bar" and progress bar, making it better suited for actively promoting free shipping offers in the cart.
Which app is better for stores that want to offer volume discounts?
Fly: Bundles & Quantity Breaks directly supports tiered Quantity Break and Volume Discount triggers. XB's features don't focus on this.
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