Shopify App Comparison 2026

GP - Wishlist & Upsell Suite

4.913 reviews
VS

Smart Checkout Widgets

5.04 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for GP and Smart Checkout Widgets 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

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.

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.

Does this work with all Shopify plans?

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