Delivery Customizations powered by Functions

Apps that integrate seamlessly with Shopify admin, allowing you to customize deliveries
20 apps
SMART Checkout Rules & Upsells
5.0 out of 5 stars 654 total reviews • Free
Checkout upsell app, rules & post purchase upsells to grow AOV
SMART Shipping Rates & Rules
5.0 out of 5 stars 366 total reviews • Free to install
Postcode shipping calculator to set rates & rules by product
SMART Bundles Volume Discounts
4.9 out of 5 stars 314 total reviews • Free
Grow AOV with product bundles, BOGO, quantity breaks & gifts
Blockify Checkout Customizer
4.9 out of 5 stars 278 total reviews • Free plan available
Checkout rules, checkout customizer and discounts to boost AOV
SMART Functions Creator
5.0 out of 5 stars 97 total reviews • Free
Migrate and create scripts or discounts with a function editor
Releasit COD Fee
4.8 out of 5 stars 569 total reviews • Free plan available
Add OTP Verification, COD fee and partial payments at checkout
Shopify Checkout Blocks
4.3 out of 5 stars 184 total reviews • Free
Customize your Checkout, Thank you and Order status pages
Free Shipping Discounts ‑ SC
5.0 out of 5 stars 79 total reviews • Free plan available
Offer shipping discount rules to customers based on conditions
SMART Address Validator
4.8 out of 5 stars 67 total reviews • Free
Seamlessly validate customer address fields at checkout
ACOD: Cash On Delivery COD Fee
4.9 out of 5 stars 111 total reviews • Free plan available
Add a COD fee, limit Cash on Delivery & hide COD at checkout
HideShip:Hide Shipping Methods
5.0 out of 5 stars 81 total reviews • Free plan available
Hide, sort & rename shipping methods with a rule-based engine
BeSure Checkout Rules
5.0 out of 5 stars 177 total reviews • Free plan available
Customize checkout behavior with conditional powerful rules
S Estimated Delivery Date Plus
4.9 out of 5 stars 404 total reviews • Free plan available
Show Estimated Delivery Date (EDD/ETA) plus delivery time
Bird Pickup Delivery Date
4.9 out of 5 stars 481 total reviews • Free plan available
Date & time picker for store pickup, local delivery, shipping
OCT Hide Shipping Methods
4.9 out of 5 stars 19 total reviews • Free plan available
Sort, reorder, rename, hide shipping rates with checkout rules
Shipping Rate Power Toy
5.0 out of 5 stars 28 total reviews • Free plan available
Reorder and hide your shipping rates
Octolize Pickup Points PRO
4.9 out of 5 stars 54 total reviews • Free plan available
Offer your customers pickup points of 54 carriers to choose
Bony: Checkout Rules & COD
4.9 out of 5 stars 25 total reviews • Free plan available
Payment, shipping, purchase limits & checkout validation
Qikify Checkout Customizer
4.8 out of 5 stars 64 total reviews • Free plan available
Compact checkout tool w/ AI, custom fields, upsell, rules
Local Delivery + Pickup Date:S
5.0 out of 5 stars 120 total reviews • Free plan available
Local Delivery & store pickup, AI Route planner,Date-Time Slot