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AddUp Checkout Customizer

Checkout Extensibility, Customize Checkout Rules & Discounts.

by WebContrive · Launched: May 2023

5.0 (1) on Shopify
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AddUp helps you customize Shopify checkout with rules, discounts, upsells, shipping and payment controls, validation, and branded experiences.

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About AddUp Checkout Customizer

Take control of your Shopify checkout with AddUp. Create checkout rules, customize checkout blocks, manage payment and shipping methods, validate addresses, and apply discounts based on customer, cart, or product conditions. Add checkout upsells & custom fields to improve conversions. Easily customize Shopify checkout and hide or reorder payment methods. Built for flexible checkout customization, including B2B and Shopify Plus stores. Optimize every checkout step for a smoother customer journey.

Last verified: August 19, 2026 · Fresh

App details

Developer
WebContrive
Category
Marketing & conversion
Pricing
Paid
Launched
May 2023
Rating
5.0 (1) on Shopify

Key features

  • Reorder/Hide shipping/payment methods
  • Rename shipping/payment methods
  • Rule-based Product & Shipping Discounts
  • Address Validator
  • Basic Plan +
Integrations with:

Customer accounts Shopify Admin checkout checkout upsell payment customizations shipping customizations upsell

2 plans · 14-day free trial

Basic

$9/month

Plus

$49/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 3 Shopify App Store reviews

Use the arrows to read individual reviews

I did not regret choosing this app. It's been a solid investment for online store. The app makes it simple to personalize every aspect of the checkout process. While the customization process is straightforward, I think the app could benefit from more in-depth documentation especially into more advanced features. Despite that , the support team was quick to assist when I needed help. Overall the...
— SportDOG® UK
My experience is very good. They charged a fee but it was worth it to me to gain the upsell in checkout. Also, I had some minor requests and they were very quick to reply and assist. They have a multitude of apps and I wish more features were combined into 1 app (cost savings) but the apps work great and super easy to install.
— Joker Greeting
only works with shopify plus account which is starting at 2k a month which already allows you to customize your checkout. customer service was helpful to advise right away
— Hunt Harder No One Cares

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