Shopify App Comparison 2026

Smart Checkout Widgets vs XB: Free Gifts & Buy X Get Y: Shopify App Comparison (2026)

Smart Checkout Widgets

5.04 reviews
VS

XB: Free Gifts & Buy X Get Y

5.05 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Smart and XB: Free Gifts & Buy X Get Y to find the best fit for your store.

Built for Shopify

Personalize upsells, gifting, and custom content at checkout to increase AOV.

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Key Features

  • Smart Gifts/BOGO and automatic stackable discounts
  • Checkout UX widgets and custom banners
  • Social proof and shipping/payment reorder options
  • Custom form fields for checkout
  • Thank You and Order Status page support

Verdict on Smart

Smart Checkout Widgets is a Built for Shopify checkout customization tool that adds gifting, upsells, and custom content directly in the checkout flow. The free-to-install starter plan with 100 orders/month is great for testing. Only 4 reviews but the 5.0 rating and Shopify certification are promising.

Built for Shopify

Create bundles with Buy X Get Y, free gifts, BOGO deals, and auto-applied discounts. Zero-coding setup with customizable templates.

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Key Features

  • Auto-add free gifts to cart when promotion conditions are met
  • Buy X Get Y and BOGO deal configuration with flexible rules
  • Auto-apply discount codes for seamless customer experience
  • Multiple customizable layout templates matching store branding
  • Bundle discounts for increased cart value with zero-coding setup

Verdict on XB:

XB is a simple, free, and Built for Shopify-certified app for stores that just want BOGO and free gift promotions without complexity. With only 4 reviews it is very early stage, but the Built for Shopify badge and completely free pricing make it zero-risk to try. Best for merchants who want a lightweight promotion tool rather than a full bundle builder.

Smart vs Y — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Smart and XB: Free Gifts & Buy X Get Y differ — so you can make an informed decision for your Shopify store.

FeatureSmart CheckoutXB: Free Gifts
Product bundles
Quantity breaks
BOGO offers
Free gift
Post-purchase upsell
Cart drawer upsell
Frequently bought together
Real inventory sync
A/B testing
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.

Smart Checkout Widgets

Built for Shopify
  • Checkout
  • Customer accounts
  • Shopify Admin
  • App Blocks
  • Checkout Extensibility
  • Discounts

Supported Languages

English

XB: Free Gifts & Buy X Get Y

Built for Shopify
  • Checkout
  • Shopify Admin

Supported Languages

English

Frequently Asked Questions

Does this work with all Shopify plans?

Some checkout customization features may require Shopify Plus. Check the specific widget capabilities for your plan level.

Is XB free?

Yes, XB is completely free with all features included. There are no paid plans or hidden costs.

How do auto-add free gifts work?

When a customer meets the promotion conditions (e.g., buys Product A), the free gift is automatically added to their cart without any action required from the customer.