Shopify handles discount codes one at a time. These solutions cover what to do when you need thousands of them: generating unique codes in bulk, importing a list you already have, and controlling how each code behaves after it goes out.
Shopify Bulk Discount Code Generator
Generate thousands of unique codes from a custom pattern, attached to any Shopify discount type.
Read more →Import Discount Codes from CSV
Upload a list of pre-made codes and map them to a discount. No more pasting codes one by one.
Read more →Bulk Discount Code Generation
Why shared codes break down at scale, Shopify's limits, and how to run large code campaigns safely.
Read more →Unique Codes in Shopify Flow
Generate a unique code automatically whenever a workflow runs, with a custom Flow action.
Read more →Per-Code Expiry
Give each code its own expiration window, counted from the day it was created rather than a shared date.
Read more →Add Codes to an Existing Discount
Append thousands of new codes to a discount you already run, without recreating it.
Read more →Where to start
If you need codes and do not have them yet, start with the Shopify bulk discount code generator. If you already have a list from another platform or a print run, go to CSV import.
Everything here runs on the Bulk Discount Code Tool. You can also try the free coupon code generator in your browser before installing.