What an excellent plugin!

Automatically create coupons per purchase, valid in number of days, useful options; percentage or amount, free shipping, limit per coupon or user, individual use, CREATION RESTRICTION IF A COUPON WAS USED IN THE PURCHASE, minimum purchase, tax exclusion and messages on the coupon. It shows the code in the order information at the end of the purchase and in the order history in “My account”, and above all, it has excellent support! Congratulations, it works like a charm.