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 26 total reviews • Free trial available
Drive sales with custom, tiered and free gift discounts
Built for Shopify
ReConvert Upsell App & Bundles
4.9 out of 5 stars 5220 total reviews • Free plan available
Quickly Deploy Upsell Funnels, Increase AOV & Conversion Rates
Checkout Bear
3.4 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 241 total reviews • Free trial available
Grow sales with BOGOs, gifts, tiered offers & volume discounts

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
4.8 out of 5 stars 60 total reviews • Free plan available
Hide, sort & rename shipping methods by mixing multiple rules
Built for Shopify
Bird Pickup Delivery Date
4.9 out of 5 stars 354 total reviews • Free plan available
Schedule your Store pickup, Local delivery and Shipping orders
Built for Shopify
Shipping Rate Power Toy
5.0 out of 5 stars 21 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 Cash on Delivery COD
4.9 out of 5 stars 744 total reviews • Free plan available
Add a Fee and Limit Cash on Delivery (COD) for Any Condition
Built for Shopify
HidePay: Hide Payment Methods
4.8 out of 5 stars 281 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 542 total reviews • Free to install
Reduce fake COD orders by verifying phone numbers via OTP.

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