Preventing Customers from Using Discount Codes Multiple Times: A Shopify Store Guide

Discount codes: How to prevent customers from using them multiple times?

Have you ever encountered a situation where a customer was able to use a discount coupon twice, even though it is supposed to allow only one use per customer? This can be frustrating and can lead to revenue loss for your Shopify store. In this blog post, we will explore how this can happen and provide you with solutions to avoid it in the future.

How did that happen?

There are several reasons why a customer might be able to use a discount coupon multiple times:

  1. Technical Glitch: Sometimes, there can be a technical glitch in the system that allows customers to bypass the one-time use restriction. This can happen due to a bug in the code or an error in the configuration of the discount code.

  2. Customer Error: In some cases, customers might accidentally or intentionally try to use the discount code multiple times by creating multiple accounts or using different email addresses.

  3. Expired or Invalid Codes: If the discount code is not properly set up or has expired, customers might be able to reuse it multiple times without any restrictions.

How can I avoid it?

To prevent customers from using discount codes multiple times, follow these steps:

  1. Set Usage Limits: When creating a discount code in your Shopify store, make sure to set the usage limit to one per customer. This will restrict customers from using the code more than once.

  2. Monitor Code Usage: Regularly monitor the usage of discount codes in your store to identify any suspicious activity. If you notice any customers abusing the system, take necessary actions to prevent further misuse.

  3. Use Unique Codes: Instead of using generic discount codes, consider generating unique codes for each customer. This will make it harder for customers to share or reuse the codes.

  4. Educate Customers: Clearly communicate the terms and conditions of the discount codes to your customers. Let them know that the codes are for one-time use only and any misuse will not be tolerated.


In conclusion, preventing customers from using discount codes multiple times is essential to protect your revenue and maintain the integrity of your Shopify store. By following the above steps and being vigilant, you can ensure that your discount codes are used as intended.

If you have any more questions or need further assistance, feel free to reach out to our Shopify experts for help!