Shopify App Comparison 2026

GP - Wishlist & Upsell Suite

4.913 reviews
VS

Pro:Warning Product Alerts

5.06 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for GP and Pro:Warning Product Alerts 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

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

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 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.