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How do I connect Shopify to email tools like Klaviyo or Mailchimp?

SB
Written by StageBit Engineering Team
Updated February 2026 0 min readVerified by engineers

Connect Shopify to Klaviyo or Mailchimp

You can connect Shopify to popular email marketing tools like Klaviyo and Mailchimp through the Shopify App Store. After installation, these apps sync customer data, order history, and marketing events to help you run automated email and SMS campaigns.

Method 1: Connect Klaviyo to Shopify

Step 1: Install the Klaviyo App

  1. Go to Shopify Admin → Apps.
  2. Search for “Klaviyo: Email Marketing & SMS”.
  3. Click Add app or Install.
  4. Review permissions and click Install app.

Step 2: Connect Your Klaviyo Account

  • Log in to your existing Klaviyo account, or
  • Create a new account and complete the setup wizard.
  • Authorize the connection to your Shopify store.

Step 3: Enable Data Syncing

After installation, ensure data syncing is enabled inside Klaviyo settings. This allows automatic syncing of:

  • Customer profiles and contact details
  • Order history and purchase data
  • Product views and browsing activity
  • Cart abandonment events
  • Email and SMS engagement data

Best for: Advanced automation, segmentation, SMS marketing, and detailed analytics.

Method 2: Connect Mailchimp to Shopify

Step 1: Install the Mailchimp App

  1. Go to Shopify Admin → Apps.
  2. Search for “Mailchimp: Email & SMS”.
  3. Click Add app.
  4. Review permissions and confirm installation.

Step 2: Connect Your Mailchimp Account

  • Log in to your Mailchimp account, or
  • Create a new account.
  • Authorize the connection to Shopify.

Step 3: Activate Data Sharing

  1. Go to Settings → Apps and sales channels.
  2. Select Mailchimp.
  3. Review permissions and enable customer event syncing.
  4. Save changes.

Mailchimp typically syncs customer emails, order data, product info, and marketing activity.

Add a Newsletter Signup Form in Shopify

From Desktop

  1. Go to Online Store → Themes.
  2. Click Customize.
  3. Select the page (homepage or footer).
  4. Click Add section → Newsletter.
  5. Customize text and design, then click Save.

Once your email app is installed, newsletter signups automatically sync to your email marketing platform.

Alternative: Shopify Email (Built-In Tool)

Shopify also offers its own built-in email marketing tool called Shopify Email. It allows you to:

  • Create and send campaigns directly from Shopify
  • Segment customers
  • Add dynamic product blocks
  • Track performance metrics

This is ideal for beginners who want a simple, fully integrated solution.

Data Sharing & Permissions

Email marketing apps typically request access to:

  • Customer names and email addresses
  • Order and purchase history
  • Product catalog
  • Marketing consent status

Always ensure customers have opted in to receive marketing emails to comply with GDPR, CAN-SPAM, and other privacy regulations.

Best Practices for Email Marketing Integration

  • Enable all necessary permissions during setup.
  • Set up automations (welcome emails, abandoned cart reminders).
  • Segment customers based on behavior and purchases.
  • Test campaigns before sending.
  • Monitor open rates, click rates, and conversions.

Troubleshooting

App Not Syncing

  • Check permissions in Settings → Apps and sales channels.
  • Reconnect the app if necessary.
  • Confirm syncing is enabled inside the email tool dashboard.

Newsletter Signups Not Appearing

  • Verify the email app is properly installed.
  • Ensure the newsletter section is published on your live theme.
  • Confirm list syncing is enabled.

Customers Not Receiving Emails

  • Check marketing consent status.
  • Review spam or junk folders.
  • Validate email deliverability settings.

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