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MailOptin integration with MailerLite

MailOptin is a WordPress plugin that converts website visitors into subscribers and WordPress users, sends one-off newsletters, and creates automated follow-up emails after a trigger. Its features include A/B testing, exit-intent purpose, autoresponder, analytics, and more.

By integrating MailerLite with MailOptin, all of the leads and subscribers that are collected will be instantly added to your email list.


  1. On WordPress, head to MailOptin’s Connection settings page.

  2. Under the MailerLite section, enter your API key, which you can find on your Developer API page

  3. Save your changes.

That’s it! Now your MailerLite and MailOptin accounts are connected with each other.