Shopify App Comparison 2026

Boomerang Bounce Back vs Sumi: Full Page Bundle Builder: Shopify App Comparison (2026)

Boomerang Bounce Back

4.89 reviews
VS

Sumi: Full Page Bundle Builder

5.08 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Boomerang and Sumi: Full Page Bundle Builder to find the best fit for your store.

Recover lost sales by redirecting bouncing visitors to a special landing page before they leave.

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Key Features

  • Automatically detect when visitors are about to leave your store
  • Redirect leaving visitors to landing pages with special deals
  • Quick setup in minutes with no coding required
  • Optimized landing pages available upon request
  • Works automatically in the background after setup

Verdict on Boomerang

Boomerang takes a unique approach to conversion — intercepting bouncing visitors and redirecting them to a targeted offer. The concept is sound but at $29-$199/month with only 9 reviews, it is expensive and unproven. The 30-day free trial reduces risk.

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.

Boomerang vs Builder — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Boomerang and Sumi: Full Page Bundle Builder differ — so you can make an informed decision for your Shopify store.

FeatureBoomerang BounceSumi: Full Page
Product bundles
Quantity breaks
BOGO offers
Free gift
Post-purchase upsell
Cart drawer upsell
Frequently bought together
Real inventory sync
A/B testing
Built for Shopify
Free plan available
Custom branding

Integration & Compatibility Comparison

App integrations matter — especially when you're running multiple tools in your Shopify stack. Here's what each app connects with out of the box.

Boomerang Bounce Back

  • Checkout
  • Shopify Admin

Supported Languages

English

Sumi: Full Page Bundle Builder

  • Checkout
  • Shopify Admin

Supported Languages

English

Frequently Asked Questions

How is this different from exit-intent popups?

Instead of showing a popup, Boomerang actually redirects the visitor to a full landing page with targeted offers, giving you more space and flexibility to recapture their attention.

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.