Side-by-side comparison

BoomGate: Checkout Validation vs Essential Upsell & Cross Sellfor Shopify (2026)

A detailed comparison of BoomGate: Checkout Validation and Essential Upsell & Cross Sell to help you pick the right Shopify app for your store.

4.8 ★

BoomGate: Checkout Validation

5.0 ★

Essential Upsell & Cross Sell

Shared Category

Checkout

At a Glance

4.8

28 reviews

5.0

1,004 reviews

Block customers from placing unwanted orders. Create rules that need to be met for an order.

4.8

28 reviews

Build custom checkout validation rules: min/max quantities, required tags & more
Browse templates and select a predefined rule.
Add custom error messaging in different storefront languages.

One click upsell and cross sell. Show frequently bought together product upsell & related products.

5.0

1,004 reviews

Show frequently bought products (FBT), related products, product recommendations
Post purchase upsell & cross sell: Product addons, bought together bundles
Automatic discount promotions: Add discounts to upsell & "also bought" products
Product page upsell: Add one click upsell & cross-sell products & BOGO bundles
Cart upsell: Add upsell cart app, cross-sell & product add-ons to cart drawer

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