Enhance backend logic
Endless ways to customize and extend Shopify with apps

Meet your specific commerce needs by making customizations to built-in Shopify features.

Apps built on Shopify Functions let you easily create everything from custom volume discounts to unique delivery and validation rules. Best of all, you can configure them directly in your admin without needing to touch a single line of code.

One-of-a-kind promotions

Build the unique promotions your business needs to stand out and sell more—whether it's a bulk discount or a free gift with each purchase.

Discount Kit
5.0 out of 5 stars 59 total reviews • Free trial available
Discounts that drive sales and increase AOV & conversion rates
Upsell.com ReConvert Bundles
4.8 out of 5 stars 2731 total reviews • Free plan available
Create Upsell Bundles & Cross Sell Offers Pre & Post Purchase
Checkout Bear
4.0 out of 5 stars 4 total reviews • Free to install
Customize your checkout page with checkout extensibility
Discount Ninja Promo Engine
4.4 out of 5 stars 177 total reviews • Free trial available
Personalized Promotion Platform. Special Offers & Secret Deals

Out for delivery

Highlight the delivery methods that make the most sense for your customers by hiding, reordering, or renaming shipping options.

HideShip:Hide Shipping Methods
5.0 out of 5 stars 68 total reviews • Free plan available
Hide, sort & rename shipping methods with a rule-based engine
Bird Pickup Delivery Date
5.0 out of 5 stars 426 total reviews • Free plan available
Schedule your Store pickup, Local delivery and Shipping orders
Shipping Rate Power Toy
5.0 out of 5 stars 27 total reviews • Free
Reorder and hide your shipping rates

How would you like to pay?

Maximize your revenue by emphasizing specific payment options to customers depending on the dollar value of their order.

Releasit COD Fee & OTP Verify
4.8 out of 5 stars 581 total reviews • Free plan available
Customizable COD Fees to Reduce Failed Orders & Losses
HidePay: Hide Payment Methods
4.8 out of 5 stars 339 total reviews • Free plan available
Hide & customise all payment methods in your checkout
COD King‑COD Fees & OTP Verify
4.9 out of 5 stars 659 total reviews • Free to install
Verify COD orders via OTP & collect partial payments upfront.

More apps to enhance backend logic

See all

Helpful how-tos

Blog

The new way to extend and customize Shopify

Video

Learn about Shopify Functions

Guide

More apps that let you customize your checkout

All app stories