Features Setup

• Integrate with Product Reviews Apps

  Follow these simple steps to integrate our app with your preferred review app. Step 1: Create a Custom Program Go to Programs > Select Custom Program. Click Create Program and choose the ‘Review reward’ template. ![](https://storage.crisp.chat/users/helpdesk/website/-/c/0/2/5/c02521bae3235800/screenshot-2025-08-06-163636_1vtlau8.png =1000x64Some readers

• How Koin calculates store credit

  By default, Koin calculates store credit based on the subtotal after discounts. Shipping fees, VAT, and discounts are not included in this calculation. However, if a customer redeems store credits in that order, the redeemed amount is still counted in the subtotal. You can customize this calculation rule anytime.** **To adjust the calculation rule: Go to Koin > Programs in your Shopify Admin. Click Settings in the top-right corner. Under **Issued store creditFew readers

• How do customers redeem store credit at checkout?

  If a customer has available credits in their account and logs in before checkout, a store credit payment option will appear on the checkout page, as shown in the screenshot below: While Koin primarily manages credit-earning flows, the redemption process is fully handled by Shopify. If you’d like more control, such as hiding the store credit payment method for certain collections or whenFew readers

• Set up expiration date for Credits

  his setting determines how long a credit transaction remains valid. For example, if set to 30, the credit will stay on the customer’s account for 30 days from the issue date. After that, it will expire if unused. How to set up Please go to Programs > Manage or Create Cashback and you will see the Credit expiration settings. You can enter the number of days for credits to be available here. ![](https://storage.crisp.chat/users/helpdesk/website/-/c/0/2/5/c02521bae3235800/image_19ktu5wFew readers

• Bulk Issue and Deduct Store Credit with Credit Adjustment

  The Credit Adjustment tool allows you to manually issue or deduct store credit for customers, either individually or in bulk. This feature is ideal for handling promotions, refunds, compensation, or correcting credit balances. All adjustments are applied instantly and recorded for easy tracking. Issue/Deduct Store credit to a single account Adjust single account The Adjust single accouFew readers

• Where customers see their store credits and expiration dates

  Customers who earn store credits should be able to easily see their current balance and expiration dates. Below are the key touchpoints to show this information. Show Store Credit History block on Profile page. When customers sign in and open Customer Account → Profile, they can view: Current store credit balance Transaction history with expiration dates for each credit || ThisFew readers

• API Documentations

  Debit Customer Credit Account Debit a customer's credit account by a specific amount. || POST: api.getkoin.io/open/credit-accounts/debit Authentication This endpoint requires an API Key (Bearer token). Only backend servers are authorized to call this endpoint. Authorization: Bearer <API_KEY> Headers Name Type Required Description Accept string ✅ Must be application/json | Content-Type | string | ✅ | MustFew readers

• Integration with Appstle subscription app

  coming soonFew readers

Email Notifications

• Send credit notification email with Klaviyo

  To automate email notifications for Koin, you can use Shopify Flow along with an email service. There are two methods to set up email notifications: using Shopify Email and Klaviyo. This instruction is for the case you use Klavio app to send automated email. Here is a tutorial video to set up the store credit with Klaviyo: How to Set Up Store Credit Email Notifications with Klaviyoelow is the step-by-step instructions.** 2.1 Create Shopify Flow **Step 1:&#3Some readers

• Send new credit notifications using Koin default email

  Koin can automatically send a notification email to your customers whenever a store credit is issued. Once set up, the email is sent immediately after the credit transaction is created successfully. Here’s what the email looks like: How to set up: Go to your Koin Dashboard > Programs. Select your Cashback or Custom program. Find the Email Notifications sectioFew readers

• Send new credit notifications using Shopify email system

  Koin now supports sending store credit notification emails directly through Shopify’s built-in email system. This allows your store to use Shopify’s native templates and delivery service for faster, more reliable communication with your customers. Use cases for Shopify Email Notifications: Email notification on the program Notify the customer of a single adjustment Notify the customer of a bulk adjustment Notify the customer option for instant credit flow action What is ShopFew readers

• Notify customers when Credit Adjustment is completed.

  || This solution only works if you adjust the credit of a single customer. In case you upload a CSV file to bulk edit, there is no email flow for that flow yet. While the default email notification doesn’t work with bulk adjustments, we can use Shopify Flow and Shopify Email to handle this instead. Here’s how: Go to Shopify Flow and create a flow as shown below. If you want to have some delay before actually sending an email, or add some more conditions, Shopify Flow also allows that. ![](htFew readers