Shopify App Comparison 2026

Sumi: Full Page Bundle Builder

5.07 reviews
VS

Gro One Click Upsell Funnels

5.08 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Sumi: and Gro One Click Upsell Funnels to find the best fit for your store.

Let customers mix and match to build their own bundles and boxes with automatic inventory sync.

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Key Features

  • Flexible rules and discounts for custom bundle creation
  • Single or multiple step bundle builders
  • Automatic inventory sync with individual SKUs in orders
  • Design automatically matches your store theme
  • Fully optimized for mobile shopping experience

Verdict on Sumi:

Sumi is a clean, focused bundle builder with a perfect 5.0 rating. The auto-matching theme design and mobile optimization reduce setup friction. At $24/month with no free plan, it is priced for stores that are committed to bundling. Individual SKUs in orders simplify fulfillment.

Post-checkout one-click upsell funnels that boost AOV without risking cart abandonment.

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Key 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 Sumi track inventory for bundles?

Yes, inventory is automatically synced and individual product SKUs appear in orders, making fulfillment straightforward.

Does it match my store theme?

Yes, Sumi automatically matches your store theme styling so bundles look native to your store without manual design work.

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.