Shopify App Comparison 2026
Smart Checkout Widgets
Gro One Click Upsell Funnels
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Smart and Gro One Click Upsell Funnels to find the best fit for your store.
Personalize upsells, gifting, and custom content at checkout to increase AOV.
View Full DetailsKey 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.
Post-checkout one-click upsell funnels that boost AOV without risking cart abandonment.
View Full DetailsKey Features
- Post-checkout upsell with single-click purchase — no re-entering payment
- Maximize AOV with funnels showing secondary upsells or downsells
- AI-powered setup working out-of-box for all catalogs
- Customizable funnels based on your own rules
- Mobile-optimized upsell offers
Verdict on Gro
Gro is a completely free post-purchase upsell tool with AI-powered funnels and downsell support. The post-checkout approach eliminates cart abandonment risk. With 5.0 stars and 8 reviews, early users love it. The zero-cost model makes it a no-brainer to test for any store.
Frequently Asked Questions
Does this work with all Shopify plans?
Some checkout customization features may require Shopify Plus. Check the specific widget capabilities for your plan level.
How does post-checkout upsell work?
After a customer completes payment, an upsell offer appears. Since payment info is already on file, they can accept with one click without re-entering card details. This eliminates abandonment risk.