In Voucherify, you can import legacy coupon codes, for example when you migrate the codes from another tool. After a successful import, the uploaded codes will be recognized as valid and inherit the discount definition from a given campaign.There are two ways to import codes into Voucherify:
You can upload up to 100,000 codes to a campaign, as a campaign can have up to 100,000 codes by default.Also, the request can include up to 10 MB of data; this means both JSON data or a CSV file.