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New integrations: Klaviyo, Brevo, Mailchimp, MailerLite, and Polar

We’ve added a new set of integrations to help you automate affiliate onboarding and improve referral tracking across email and payments.

Email platform integrations

Referly now supports new integrations with Klaviyo, Brevo, Mailchimp, and MailerLite.

These integrations make it possible to automatically add affiliates to email lists and trigger email automations when they join your program.

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Klaviyo

With the Klaviyo integration, you can:

  • Automatically add affiliates to an email list
  • Trigger automations for affiliate onboarding and communication

Brevo

With the Brevo integration, you can:

  • Automatically add affiliates to an email list
  • Trigger automations for affiliate onboarding and communication
  • Track referrals who sign up to your email list

Mailchimp

With the Mailchimp integration, you can:

  • Automatically add affiliates to an email list
  • Trigger automations for affiliate onboarding and communication
  • Track referrals who sign up to your email list

MailerLite

With the MailerLite integration, you can:

  • Automatically add affiliates to an email list
  • Trigger automations for affiliate onboarding and communication
  • Track referrals who sign up to your email list

Polar integration

We’ve also added support for Polar so you can track referrals and sales across multiple Polar checkout flows.

Polar Payment Links

Track referrals and sales through Polar Payment Links. SCR-20260319-tvsm.png

Polar Checkout API

Track referrals and sales through the Polar Checkout API.

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Polar Embedded Checkout

Track referrals and sales through Polar Embedded Checkout.

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What this unlocks

These integrations make it easier to:

  • Automatically onboard affiliates into your email platform
  • Trigger automated email flows when affiliates join
  • Track referrals who subscribe to your email list
  • Track referrals and sales through Polar checkout flows