Yuko Loyalty & Referral helps Shopify merchants manage loyalty points, rewards, and referral programs. Connect Yuko to Omnisend to send loyalty and referral activity as custom events and sync loyalty information as custom properties.
Benefits
Track loyalty and referral activity in Omnisend.
Trigger Automation Workflows based on customer activity.
Use points and reward data for segmentation and personalization.
Setup Process
Step 1. In Omnisend, go to Apps → search for Yuko Loyalty & Referral → click Connect now → Copy API Key.
Step 2. In your Shopify admin, go to Apps → Yuko Loyalty & Referral → Integrations. Find Omnisend and click Connect.
Step 3. Select API Key as the authentication type, paste the copied API key into the API Key field, and click Connect Integration.
Step 4. Enable the Yuko events you want to send to Omnisend:
Step 5. In Omnisend, check the box confirming that I have completed all the steps and click Confirm.
Data Synchronization
Yuko Loyalty & Referral can send the following custom events to Omnisend:
Custom Event Name | Description when it triggers |
Yuko Referral Completed | When a referred customer completes the required referral action. |
Yuko Referrer Rewarded | When a referrer receives a reward for a successful referral. |
Yuko Referrer welcome | When the referrer welcome event is triggered. |
Yuko Friend reward unlocked | When a referred friend unlocks their reward. |
Yuko Customer Anniversary | When a customer reaches their loyalty anniversary. |
Yuko Customer Birthday | When a customer reaches their birthday or receives a birthday reward. |
Yuko Birthday Reminder | When a birthday reminder is triggered for a customer. |
Yuko Points Expiring Reminder | When a reminder is triggered before a customer’s points expire. |
Yuko Anniversary Reminder | When a reminder is triggered before a customer’s loyalty anniversary. |
Yuko Reward Expiry Reminder | When a reminder is triggered before a customer’s reward expires. |
Yuko Points Adjusted | When a customer’s points balance is adjusted. |
Yuko Points Expired | When a customer’s points expire. |
Yuko Redeem Points | When a customer redeems loyalty points. |
Yuko Earn Points | When a customer earns loyalty points. |
Yuko Joined Loyalty Program | When a customer joins the loyalty program. |
💬 Learn more: Create and Manage Custom Events in Omnisend.
Yuko Loyalty & Referral sends the following custom properties as well:
Property name | Description |
| The customer’s date of birth in ISO 8601 format. |
| The date and time when the customer joined the loyalty program. |
| The customer’s total lifetime points earned. |
| The customer’s loyalty anniversary date. |
| The customer’s current points value as a cash balance. |
| The customer’s current points balance. |
| The date and time when the customer’s points expire. |
| The number of points expiring within 30 days. |
| The cash value of points expiring within 30 days. |
| The number of points expiring within 7 days. |
| The cash value of points expiring within 7 days. |
| The number of points needed to reach the next reward. |
| The customer’s Shopify ID. |
💬 Learn more: Create and Manage Custom Properties in Omnisend.
FAQ
Can I use Yuko events as Automation Workflow triggers?
Yes. Each supported event can be used as an Automation Workflow trigger.
What should I check if events or properties don’t appear in Omnisend?
Check that:
You copied the correct API key.
The key was added to the Yuko Omnisend integration.
The integration shows as connected.
The required events are enabled.
Didn't find the answer to your question? Reach out to our Support team through the in-app chat or at [email protected] – our team is available 24/7.

