Shopify App Comparison 2026

GP - Wishlist & Upsell Suite

4.913 reviews
VS

Advanced Bundle Builder | PBC

4.617 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for GP and Advanced Bundle Builder | PBC to find the best fit for your store.

Boost sales with wishlists, upsells, bundles, and re-engagement reminders.

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Key Features

  • Upsell offers on product and cart pages to boost conversions
  • Product bundles with discounts and performance tracking
  • Volume discounts to encourage larger cart sizes
  • Wishlist reminders with stock and price drop alerts
  • Guest wishlists with social sharing capabilities

Verdict on GP

GP Wishlist & Upsell Suite is a versatile all-in-one tool that combines wishlists with upsells, bundles, and volume discounts. The free plan is useful for testing, and the 14-language support is impressive. At $9.99-$19.99/month, it offers good value for stores wanting wishlist + upsell functionality in a single install.

Built for Shopify

Increase AOV with custom gift boxes, mix-and-match bundles, and volume discounts.

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Key Features

  • Customize design and layout to match your brand aesthetic
  • Display bundles on dedicated pages or embed on product/collection pages
  • Single and multiple SKU support with automatic inventory tracking
  • Mix-and-match, custom bundles, and gift boxes in one platform
  • Fixed, flat, and tiered discounts with conditional logic

Verdict on Advanced

Advanced Bundle Builder by Polar Bear Commerce offers solid bundle building with Built for Shopify certification at a competitive $9.99/month. The personal account manager is a nice touch for setup assistance. At 4.6 stars with 17 reviews, it is still growing but the conditional logic and multi-layout support make it a capable option.

Frequently Asked Questions

Can guests create wishlists without logging in?

Yes, GP supports guest wishlists that work without customer accounts. Guests can also share their wishlists via social media.

Does it send price drop alerts?

Yes, the app automatically sends email reminders when wishlist items have price drops or come back in stock, driving customers back to complete purchases.

Can I embed bundles on product pages?

Yes, you can display bundles on dedicated pages or embed them directly on product and collection pages for maximum visibility.

Does it track inventory automatically?

Yes, Advanced Bundle Builder supports both single and multiple SKU modes with automatic inventory tracking to prevent overselling.