Create email newsletter sign-up forms in WordPress that integrate with MailerLite. Connect WooCommerce, Elementor, and various contact form, membership, and LMS plugins to your MailerLite account.
Your MailerLite WordPress plugin should do two things well: connect without hassle and give you enough control to build the form experience your audience actually deserves. MailOptin does both, letting you create lead capture forms on your WordPress site that feed directly into your MailerLite audience, contact, or email list.



The Best MailerLite WordPress Plugin
MailOptin integrates WordPress with MailerLite, making it easy to add new subscribers from your created optin forms. It automatically sends leads, tags, contact information, and custom data directly to MailerLite.
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Connect Optin Forms to MailerLite
Add a MailerLite integration to your WordPress optin form created with MailOptin and send subscriber data to your email list with every submission.
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Custom Fields Mapping
Easily connect form fields to MailerLite custom fields to make sure data is sent correctly for better targeting.
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Add Tags Automatically
If MailerLite supports it, assign one or more tags to new subscribers after they submit the form.
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Select List to Join
Let your leads, contacts, or registering users select the MailerLite audience or email list they want to subscribe to.
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Double Optin Support
If MailerLite supports it, enable confirmation emails for each subscriber to ensure they have actively opted in.
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Content Locking
Restrict access to certain parts of your WordPress content for MailerLite subscribers only.
You can automatically email your MailerLite list subscribers every time you publish new posts on your WordPress website.
Want to send out daily, weekly, or even monthly email campaigns of your published content in WordPress to your MailerLite subscribers? MailOptin has you covered.
You can also directly email your contacts and subscribers in MailerLite directly from your WordPress website without having to log in to your MailerLite account dashboard.

Grow Your MailerLite Email List: Display targeted popups, slide-ins, notification bars, sidebar forms, and inline opt-ins to convert website visitors into email subscribers and customers
E-commerce Customer Engagement: Utilize WooCommerce integration to target customers with specific offers and MailerLite signup form based on their cart contents, purchase history, or total spending, enhancing customer loyalty and driving sales
Sync Form Submissions to Your CRM: Connect Gravity Forms, Contact Form 7, WPForms, Ninja Forms, Elementor Forms, Fluent Forms, Formidable Forms, WS Form, and other form plugins to automatically send new leads to your MailerLite account.
Automate Customer & Member Onboarding: Instantly add new WooCommerce customers, MemberPress members, Paid Memberships Pro subscribers, Ultimate Member users, GiveWP donors, and Easy Digital Downloads customers to your MailerLite email lists for welcome emails and onboarding sequences.
Nurture Students from Your LMS: Subscribe students from LearnDash, LifterLMS, and Tutor LMS to MailerLite and segment them based on their enrolled courses.
Send Automated New Post Notifications: Email your content to your MailerLite contacts whenever you publish new blog posts, news articles, or custom post types in WordPress.
Create Scheduled Email Digests: Keep your email list subscribers in MailerLite engaged by automatically sending daily, weekly, or monthly email digests featuring your latest content, products, or updates, without having to create each campaign manually.
Deliver Email Newsletters: Design and send professional newsletters and broadcasts directly from WordPress to subscribers, leads, or your audience in MailerLite.
MailerLite is an email marketing and automation platform that helps businesses, creators, and freelancers grow their audiences with email campaigns, landing pages, websites, and signup forms. It enables users to create professional newsletters, automate customer journeys, segment subscribers, and track campaign performance with an intuitive drag-and-drop interface. With built-in automation, eCommerce integrations, AI-powered tools, and detailed analytics, MailerLite makes it easy to engage subscribers and grow your business.
To connect MailerLite to WordPress, install and activate MailOptin, then connect your MailerLite account using an API key or OAuth. Next, create an email signup form or popup in MailOptin and select MailerLite as an integration. Once configured, new subscribers collected through your WordPress forms are automatically added to your chosen MailerLite list.
No technical knowledge is required. The MailerLite integration in MailOptin is designed to be user-friendly, allowing you to set up and manage your data connections with ease.
Stop letting your warmest leads slip away, and start making money with MailOptin by connecting your optin forms and WordPress website to MailerLite.