Checkout UI extensions and flows that reduce friction and raise order value — built inside Shopify's own compliance and security layer.
Checkout is the one page every paying customer passes through, yet it gets the least design attention. A handful of precise, tested changes here move the needle more than almost anywhere else on the store.
Functions run server-side inside Shopify's own checkout, so custom discount rules, shipping restrictions and validation are enforced reliably — not just suggested by client-side JavaScript.