Shopify App Comparison 2026

Sumi: Full Page Bundle Builder vs Zapio: Cross Sell & Upsell App: Shopify App Comparison (2026)

Sumi: Full Page Bundle Builder

5.08 reviews
VS

Zapio: Cross Sell & Upsell App

5.012 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Sumi: and Zapio: Cross Sell & Upsell App 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.

Boost AOV with upsell, cross-sell, BOGO, BXGY, free gifts, frequently bought together, progress bar rewards & free shipping automation.

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Key Features

  • Upsell, cross-sell, BOGO, BXGY, and frequently bought together in one app
  • Progress bar with milestone rewards encouraging higher cart values
  • Automatic free gift insertion and free shipping automation
  • Custom rules, scheduling, and market targeting with multi-currency support
  • Real-time analytics tracking promotion performance

Verdict on Zapio:

Zapio is a remarkable completely-free upsell app that includes features other apps charge $20-40/month for. The progress bar and milestone rewards system is a standout feature that drives spending increases. It is still very new with only 9 reviews, so reliability over time is unproven, but the feature set is genuine and the zero-cost entry makes it risk-free to try. A strong option for budget-conscious merchants.

Sumi: vs App — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Sumi: and Zapio: Cross Sell & Upsell App differ — so you can make an informed decision for your Shopify store.

FeatureSumi: FullZapio: Cross Sell
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.

Sumi: Full Page Bundle Builder

  • Checkout
  • Shopify Admin

Supported Languages

English

Zapio: Cross Sell & Upsell App

  • Checkout
  • Shopify Admin

Supported Languages

English

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.

Is Zapio really free?

Yes, Zapio is completely free with all features included. There are no paid plans, hidden fees, or revenue caps. All upsell, cross-sell, BOGO, and analytics features are available at no cost.

What is the progress bar feature?

The progress bar shows customers how close they are to unlocking rewards like free shipping or free gifts. As items are added to cart, the bar fills up, motivating customers to reach the next milestone.

Does it support multiple currencies?

Yes, Zapio includes multi-currency support so your upsell offers and free shipping thresholds display correctly for international customers.