Shopify & Klaviyo Integration Guide

Overview

Shopify and Klaviyo work together as a native integration, meaning the connection is built directly into both platforms with no third-party tools required. This integration lets you pull customer information and purchase history from your Shopify store into Klaviyo, where you can build highly targeted email flows based on actual buying behavior. If you’re running an e-commerce business and want email marketing that responds to what customers actually do on your store, this pairing handles the heavy lifting automatically.

How the Integration Works

• Automatic Customer Sync: When a customer signs up or makes a purchase on Shopify, their profile (email, name, phone, address) flows into Klaviyo in real time. You don’t manually upload lists.
• Order Data Capture: Every order placed on Shopify—including items, amounts, dates, and product details—syncs to Klaviyo, where it becomes available for segmentation and personalization in emails.
• Event Tracking: Shopify events like purchases, cart abandonment, and product browsing trigger corresponding events in Klaviyo, which you can use to launch automated workflows (e.g., “send a follow-up email 2 days after purchase”).
• Two-Way Data Flow: Klaviyo can send data back to Shopify, such as customer tags and segments, so you can use email engagement to inform your store’s customer view and retargeting.
• No Manual Setup Between Platforms: Once connected, the integration runs continuously without needing you to export or import files between systems.

Key Features & Capabilities

Here’s what becomes possible when Shopify and Klaviyo are connected:

• Abandoned Cart Recovery: Automatically send a reminder email when a customer leaves items in their cart without checking out. Klaviyo knows exactly which products were abandoned because Shopify told it.
• Post-Purchase Email Sequences: Trigger a series of emails after someone buys—thank you, shipping confirmation, product recommendations based on what they bought, and re-engagement offers—all without manual intervention.
• Segment by Purchase History: Create email lists based on real purchase data: customers who bought a specific product, spent over a certain amount, or haven’t purchased in 90 days. Klaviyo pulls this directly from Shopify.
• Dynamic Product Recommendations: Include personalized product suggestions in emails based on what the customer has browsed or purchased. Shopify’s product catalog syncs with Klaviyo to make this work.
• Birthday and Anniversary Campaigns: If customers provide their birthdate during checkout or account creation, Klaviyo can automatically send a special offer on their birthday without you scheduling it each time.
• Win-Back Campaigns: Identify customers who haven’t purchased in months and send them a targeted discount or new product announcement to bring them back.

Setup Difficulty

Easy (5–10 minutes, no code required).

To connect Shopify and Klaviyo, you log into your Shopify admin, navigate to the apps section, install the Klaviyo app, and authorize the connection. Klaviyo then asks which data you want to sync (customer profiles, orders, events). You select your preferences, and the integration is live. No API keys to paste, no developer involvement needed. Historical customer and order data syncs automatically within a few minutes. If you’ve never connected two SaaS tools before, this is one of the simplest integrations you’ll encounter.

What Data Syncs

Shopify sends Klaviyo the following information:

• Customer email, first name, last name, phone number, and address
• Order ID, order date, total amount spent, and items in each order
• Product information (name, SKU, price, image)
• Cart events (items added, cart abandoned)
• Customer tags and custom properties you’ve set in Shopify

Klaviyo can send back customer engagement data (email opens, clicks, purchases attributed to email) so you can see the full picture of how email drives revenue in Shopify.

Alternatives if the Native Integration Doesn’t Fit

If you need something beyond what the native Shopify–Klaviyo integration offers, consider these options:

• Zapier or Make: Use a workflow automation platform to connect Shopify to Klaviyo with custom logic. Useful if you want to transform data before it syncs or connect Shopify to multiple email platforms simultaneously. Setup takes 30–60 minutes and costs extra per month.
• Custom API Integration: If you have a developer on staff, you can build a custom connector using Shopify’s and Klaviyo’s APIs. This gives you complete control but requires ongoing maintenance.
• Alternative Email Platforms: If Klaviyo’s pricing or feature set doesn’t suit you, Mailchimp and Klaviyo both have native Shopify integrations and may offer different pricing models or workflows.

Common Pitfalls & Best Practices

Test Before Going Live: After connecting, place a test order and verify it appears in Klaviyo within a few minutes. Check that customer data is complete and in the right format.

Set Segment Criteria Carefully: Klaviyo’s segmentation is powerful, but vague rules (like “all customers”) can lead to sending emails to people who didn’t opt in. Always include an explicit consent or engagement filter.

Monitor Sync Health: Occasionally log into Klaviyo and check that recent orders and customers are appearing. If syncing stops, it’s usually a permissions issue in Shopify’s app settings.

Use Klaviyo’s Compliance Tools: Ensure your email flows respect GDPR, CAN-SPAM, and CASL regulations. Klaviyo includes consent management, but it’s your responsibility to configure it correctly.

Frequently Asked Questions

Does the integration sync historical customer data?

Yes. When you first connect Shopify to Klaviyo, the integration pulls in your existing customers and order history (typically from the past 1–2 years, depending on your Shopify plan). This happens automatically without you needing to export or upload anything. You can then immediately start building segments and campaigns based on past purchase behavior.

What happens if a customer makes a purchase but hasn’t opted in to email?

Shopify syncs the customer profile and order to Klaviyo regardless of email consent status. However, Klaviyo won’t send marketing emails to anyone who hasn’t explicitly opted in. The customer’s data is available for segmentation and analytics, but you can’t email them until they subscribe. This protects you from compliance violations.

Can I use Klaviyo to send SMS or push notifications based on Shopify data?

Yes. Klaviyo supports SMS and push notifications in addition to email. Once your Shopify data is in Klaviyo, you can build workflows that send SMS reminders for abandoned carts, push notifications for flash sales, or multi-channel campaigns that combine email, SMS, and push. You’ll need to set up SMS and push separately in Klaviyo, but the Shopify data integration works the same way.

How often does data sync between Shopify and Klaviyo?

Customer profiles and order data sync in near real time—typically within a few minutes of an action on Shopify. Event data (like cart abandonment) syncs almost instantly so you can trigger immediate responses. There’s no delay that would prevent you from sending timely emails.

Disclaimer

Integration features and data fields may change as Shopify and Klaviyo release updates. This guide reflects the integration as of the time of writing. Always verify current capabilities and setup steps on Shopify’s app marketplace and Klaviyo’s official documentation before making integration decisions.