Shopify App Comparison 2026
XB: Free Gifts & Buy X Get Y
VQB: AI Product Quiz Builder
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for XB: and VQB: AI Product Quiz Builder to find the best fit for your store.
Create bundles with Buy X Get Y, free gifts, BOGO deals, and auto-applied discounts. Zero-coding setup with customizable templates.
View Full DetailsKey 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.
Build product recommendation quizzes to boost conversions, collect zero-party data, and personalize marketing.
View Full DetailsKey Features
- Product, variant, or regimen recommendations via AI or manual tagging
- Dynamic result pages with custom messaging and redirects
- Integrations with Klaviyo, Recharge, Omnisend, Zapier, Google Analytics, Facebook Pixel
- Page, embedded, and pop-up quiz formats with conditional logic
- Support for 23 languages including Arabic, Dutch, French, German, Japanese
Verdict on VQB:
VQB is the best quiz-based product recommendation tool in the Shopify ecosystem. With 4.9 stars across 88 reviews and a Built for Shopify badge, it is proven and reliable. The quiz approach works especially well for stores with complex catalogs where customers need guidance. The Klaviyo and Omnisend integrations make zero-party data actionable.
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.
How does the quiz recommend products?
You can use AI-powered matching based on customer answers, or manually tag products to specific quiz outcomes. The quiz supports conditional logic to create branching paths.
Does VQB integrate with email marketing tools?
Yes, VQB integrates with Klaviyo, Omnisend, Zapier, and more. Quiz responses and recommendations sync to your email platform for personalized follow-up campaigns.