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Checkout B | Checkout Upsells

Maximize Revenue with Checkout Upsells!

by Checkout Builder · Launched: September 2023

5.0 (4) on Shopify Used by 33 Shopify stores Built for Shopify

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Boost sales with Shopify checkout upsells. Checkout Builder lets you add custom offers, messages, and fields to your checkout—no code needed.

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About Checkout B | Checkout Upsells

Checkout Builder gives Shopify Plus merchants full control over Checkout with high-converting, extensible blocks. Add upsells, cross-sells, trust badges, custom messaging, dynamic content, and conditional logic—no code required. Built on Shopify Checkout Extensibility, it’s fast, secure, upgrade-safe, and fully compatible with Shopify updates. Design smarter checkout experiences that increase AOV, reduce friction, and convert more customers.

Last verified: August 9, 2026 · Fresh

App details

Developer
Checkout Builder
Category
Marketing & conversion
Pricing
Paid
Launched
September 2023
Rating
5.0 (4) on Shopify

Key features

  • Access to all features
  • Checkout Upsells
  • Fully Customize Checkout Page
  • Customize Thank you & Order Status Pages
  • Advanced Branding (Custom CSS + Fonts)
Integrations with:

Checkout Checkout Upsell Checkout Upsells Customer Accounts Flow Search & Discovery Shopify Admin

1 plan · 7-day free trial

Checkout Plus

$199/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 76 Shopify App Store reviews

Use the arrows to read individual reviews

This app has allowed me to easily add the features I want into our checkout, specifically some discount rules as well are upsells on checkout.
— My Store
It integrates seamlessly with our store and provides real value.
— Daliy Grabs
Checkout Builder is the easiest way to enhance Shopify’s checkout without coding.
— Haven Glow
Love the drag-and-drop functionality. Makes customization super easy!
— Sleek Mart
Simple, powerful, and backed by great support. Five stars!
— Buy Loop
We needed an app that allowed us to personalize checkout, and this one exceeded expectations.
— PureVibe
The best checkout customization tool on Shopify, hands down.
— Craft cove
Adding required fields to our checkout was incredibly easy thanks to this app.
— Allora Goods
It’s rare to find an app that works so well right out of the box—this is one of them!
— Quick mart
Our store needed special checkout fields, and this app delivered exactly what we wanted.
— Poshpulse
A must-have for Shopify merchants looking to improve their checkout experience.
— Urban Mart
I had a question about custom fields, and support responded immediately.
— Hidden Lane
Customer service is responsive and truly helpful.
— Mystic Bay
We saved so much time using this app to create a better checkout experience!
— Pure Path
Makes checkout customization a breeze! We added upsells with just a few clicks.
— Wander Cart
Fantastic support and seamless integration into our store.
— Glimmer Path
We were able to add important customer details at checkout with ease. Highly recommended!
— Twilight Mart
The best Shopify checkout app we’ve tried—no contest!
— Sapphire Bay
Checkout Builder helped us improve our conversion rates by making checkout smoother.
— Moonlit Cart
This tool is essential for any Shopify Plus store. So much flexibility!
— Vivd Bazzar

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