7 Best WordPress Opt-in Plugins

In the digital era, building an engaged audience and capturing leads is crucial for the success of any online business. With millions of websites competing for attention, it’s essential to employ effective strategies to convert visitors into subscribers and customers.

One powerful tool at your disposal is opt-in WordPress plugins. These plugins empower website owners to create compelling opt-in forms, capture visitor information, and build a loyal subscriber base. In this article, we will explore the benefits and features of opt-in WordPress plugins and how they can revolutionize your marketing efforts.

Keep the following things in mind while choosing an Opt-in plugin for your website:

  • User-friendly interface 
  • Easy customization 
  • Multiple Opt-in Form Types
  • Post and Page Level Campaign Targeting
  • Exit-Intent Technology
  • Conversion Analytics and Reportings
  • Support and Update

Utilize the right tool to make your visibility high and achieve the desired business goal. In this article, we will go through a list of the best WordPress Opt-in plugins that help you to grow your email.

1. OptinAble

OptinAble is one of the powerful WordPress plugin that offers you multiple Opt-in form types to grab user attention and make your conversion rate high.

OptinAble provides attractive Opt-in forms templates which are easy to use and easy to customize, encourage the visitor to submit the email and get latest offers about your product or service.

OptinAble offers:

  • Free Plugin
  • Drag-and-Drop Builder
  • Powerful Display Rules
  • 20+ Professionally Designed Templates
  • Smart Triggers (Exit-Intent, Time-Delay, OptinLinks)
  • Post and Page Level Campaign Targeting
  • Multiple opt-in form types (Pop-ups, Sticky-bars, Slide-ins, Embeds)


OptinAble’s wide range of customization allows you to make your Optin form attractive and offers plenty of options to set your form visibility as your preference.

It comes with the lightbox Pop-up, Sticky-ribbon, Slide-in, and Embeds that helps you to capture great conversion. The drag-and-drop feature of OptinAble helps you to make your design as you want.

With OptinAble, creating visually appealing and customized opt-in forms is a breeze. You have complete control over the design elements, allowing you to create eye-catching forms that align with your brand.

Its user-friendly interface, extensive customization options, and robust features make it an indispensable tool for capturing leads, expanding your social media presence, and driving conversions.

OptinAble is a powerful opt-in plugin that empowers WordPress website owners to optimize their lead generation strategies. This free plugin also offers an analytics feature, enabling you to track form performance, conversion rates, and other key metrics.

2. Hustle

Hustle is an exceptional optin plugin designed to assist you in building your email list, targeting your desired audience, and maximizing conversions.

This versatile plugin goes beyond traditional email capture, offering features to boost your social media following and display targeted ads on your website using pop-ups, widgets, slide-ins, and short codes.


Additionally, you have the flexibility to choose how and when these forms are displayed, ensuring optimal visibility and engagement.

  • Customizable opt-in forms to match your brand’s identity.
  • Multiple form types: pop-ups, slide-ins, embedded forms, and widgets.
  • Advanced targeting options based on user behavior, pages, posts, categories, cookies, user roles, or visitor devices.
  • Seamless integration with popular email marketing systems like Mailchimp, Constant Contact, AWeber, and more.
  • Premium version offers additional opt-in forms and social bars with more advanced features and customization options.
  • Compatibility with both Gutenberg and Classic editors.

3. Icegram

Icegram is a highly regarded opt-in plugin that stands out for its ease of use and robust feature set. With Icegram, creating visually stunning opt-in forms and compelling calls-to-action (CTAs) is accessible to users of all skill levels. If you’re seeking more than just a run-of-the-mill opt-in plugin, Icegram is an excellent choice.

  • Easy Setup: No technical expertise required.
  • Multiple Opt-In Types: Lightbox popups, toast notifications, slide-in forms, header & footer action bars.
  • Custom Placement: CTAs can be placed anywhere on the website and redirected to specific pages or URLs.
  • Pre-designed Themes and Form Builder: Wide range of pre-designed themes and a user-friendly form builder.
  • Display Targeting Rules: Choose where and when your opt-in forms will be displayed based on pages, user behaviors, or location.
  • Premium Features: Split testing, behavior triggers, advanced targeting, GEO targeting, CTA actions, analytics, reporting, exit-intent popups.

4. Optin Forms

If you’re working with a limited budget and seeking an opt-in form plugin that can create attractive forms for your website, then Opt-in Forms plugin is an ideal choice.

Opt-in forms is a user-friendly WordPress plugin that simplifies the process of creating and managing attractive opt-in forms for lead generation. With its easy setup and customization options, even non-technical users can quickly create eye-catching forms that align with their website’s branding.


Optin Forms offers multiple options to place the form on specific post and pages. It also offers the short code to place your form anywhere on your website.

The Optin Forms offers:

  • Multiple Form Placement Options
  • Provide Customizable Form Design
  • Easy Integration with famous email marketing service

5. Bloom

Bloom is a premium email opt-in plugin that empowers website owners to convert their visitors into loyal followers and potential customers.

With its user-friendly interface and a wide selection of pre-designed templates, creating visually appealing opt-in forms becomes a breeze.


One of Bloom’s standout features is its advanced targeting capability. You can target or exclude specific content or pages, ensuring that the right forms are shown to the right audience.

Additionally, Bloom offers powerful triggers that enable you to display forms and offers based on user location and activity.

  • Wide selection of pre-designed templates (100+ templates available)
  • Six different types of opt-in forms (including pop-ups, fly-ins, and inline forms)
  • Advanced targeting options to display forms based on specific content or pages
  • Extensive design customization (colors, borders, form fields, text content)
  • Powerful triggers for displaying forms based on user behavior or location
  • A/B testing functionality to test different form variations

6. OptinMonster

OptinMonster is a leading opt-in WordPress plugin that offers a range of powerful features to help website owners maximize their conversions and grow their email subscriber list.

With its user-friendly interface and extensive functionality, OptinMonster empowers users to create highly engaging and targeted opt-in forms.


One of the standout features of OptinMonster is its wide variety of form types and customization options. From pop-ups and slide-ins to floating bars and inline forms, users can choose the form type that best suits their website’s design and goals.

  • Multiple Form Types: Pop-ups, slide-ins, floating bars, inline forms, and more.
  • Drag-and-Drop Builder: Customize form elements and add engaging features without coding.
  • Advanced Targeting and Segmentation: Behavior-based, geolocation, and device-specific targeting options.
  • Seamless Integration with Email Marketing Services: Connect opt-in forms to your email lists.
  • Comprehensive Analytics and A/B Testing: Track form performance and test variations for optimization.
  • Exit-Intent Technology: Trigger opt-in forms when users are about to leave your website.
  • Mobile Optimization: Ensure opt-in forms are mobile-friendly and responsive.

7. Thrive Leads

Thrive Leads is a top-notch opt-in WordPress plugin that empowers website owners to effectively grow their email list and boost conversions. With a user-friendly interface and a wealth of features, Thrive Leads provides a comprehensive solution for creating and managing highly targeted opt-in forms.


Key features of thrive leads that make it one of the best opt in WordPress plugins:

  • Multiple Form Types: Pop-ups, slide-ins, in-line forms, and more.
  • Extensive Form Customization: Customize form designs, colors, fonts, and advanced elements.
  • Advanced Targeting and Triggers: Behavior-based triggers like exit-intent, time delay, and scroll triggers.
  • Precise Targeting Options: Target specific categories, tags, or pages with opt-in forms.
  • Comprehensive Analytics and Reporting: Track form performance, conversion rates, and make data-driven decisions.
  • A/B Testing: Test different form variations to optimize conversion rates.
  • Mobile-Friendly Optimization: Ensure opt-in forms are responsive and optimized for mobile devices.
  • Seamless Integration with Email Marketing Services: Connect opt-in forms to your email lists effortlessly.

8. MailOptin

MailOptin is a feature-rich opt-in WordPress plugin that helps website owners effectively capture leads, grow their email list, and convert visitors into loyal subscribers.

MailOptin offers a wide range of opt-in form types. Users can choose from pop-ups, slide-ins, notification bars, and more, allowing for flexibility in design and placement.

The plugin also offers a wide selection of pre-designed templates that can be easily customized to match your website’s branding and style.


Key features of MailOptin are:

  • Diverse Opt-in Form Types: Pop-ups, slide-ins, notification bars, and more.
  • Customizable Templates: Wide selection of pre-designed templates that can be customized to match your website’s branding.
  • Advanced Targeting Options: Target specific pages, categories, or use behavior-based triggers to display opt-in forms at the right time.
  • Exit-Intent Technology: Engage visitors who are about to leave your site with targeted opt-in forms.
  • Seamless Integration with Email Marketing Services: Connect opt-in forms with your preferred email list providers.
  • Analytics and Reporting: Track form performance, conversion rates, and other key metrics.


OptinAble is standing out as one of the best WordPress that excels in its features and capabilities from an opt-in perspective. With its diverse range of opt-in form types, including pop-ups, slide-ins, and notification bars, OptinAble provides versatility in design and placement options. The customizable templates ensure that you can tailor the appearance of your forms to match your website’s branding seamlessly.

The advanced targeting options offered by OptinAble allow you to precisely display opt-in forms based on specific pages, categories, or user behavior triggers. The inclusion of exit-intent technology further enhances its effectiveness by engaging visitors who are about to leave your site. All these features and capabilities make it one of the best free opt-in WordPress plugin.