Shopify App Comparison 2026

XB: Free Gifts & Buy X Get Y

5.04 reviews
VS

Pro:Warning Product Alerts

5.06 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for XB: and Pro:Warning Product Alerts to find the best fit for your store.

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.

Built for Shopify

Display custom warning notifications on product pages for age verification, shipping delays, and terms.

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Key Features

  • Unlimited warning messages for selected products or variants
  • Custom warning icons or upload your own
  • Geolocation targeting to display warnings for specific regions
  • Multiple alerts per product or variant
  • Auto-save warning consent date/time in order details

Verdict on Pro:Warning

Pro:Warning is a Built for Shopify certified tool for compliance and customer communication. The geolocation targeting is useful for stores selling regulated products across regions. At $7.99/month with 5.0 stars, it is affordable and well-reviewed. Essential for stores needing age verification or shipping disclaimers.

Frequently Asked Questions

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.

Can I show different warnings by country?

Yes, Pro:Warning includes geolocation targeting that lets you display specific warning messages only to visitors from certain countries or regions.