10+ Best List Building WordPress Plugins (Free & Premium)

Email marketing is a vital part of online business success. Whether you’re a startup or running a blog, collecting email from your website will help you grow faster.

There are so many ways to grow your email list from your website. Regardless of the method you use, you’ll need a good list building plugin that will help you collect emails.

If your website is on WordPress, you probably know that there are tons of lead generation plugins. Some are free while others are paid. Some have out of the box features while some are just simple.

Choosing the best WordPress list building plugin from such a big list is undoubtedly a big task. This is why I have written this article.

In this article, I’ll show you the 10+ best list building plugins for WordPress. I have reviewed these plugins thoroughly mentioning their features, pros, and cons. At the end of this list, I have also given recommendations based on different requirements.

Let’s begin!

1. HubSpot

You will hardly find someone in the marketing and customer relationship management field who hasn’t heard of HubSpot. This is basically a vast platform for managing sales, marketing, and customer services.

It includes numerous high-demanding features, and list-building is one of them. With this feature, you can create different types of opt-in forms and collect contact details from web visitors, leads, and potential customers.

You can display these forms on your site whether through embedding on web pages or direct links. 

Take a look at the types of opt-in forms you can create with HubSpot:

  • Pop-up box
  • Slide-in box
  • Dropdown banner
  • Embedded form
  • Double opt-in form
  • Sidebar widget opt-in form

You will find almost all the features in HubSpot that you find available in other list-building tools. Below is a list of all the key features of HubSpot’s list-building tools.

  • Drag-and-drop form-building editor
  • Allows to creation of various opt-in forms
  • Easy to import and export opt-in forms
  • Supports segmentation of the forms
  • Integration with various CRM and marketing tools
  • Lets you run email marketing campaigns

HubSpot is a great choice for enterprise-level users. Not only email marketing but also you can leverage various other things with this plugin.

HubSpot has a free version available. Its premium version starts from $15/month under the Marketing Hub Starter plan. Other plan costs are the Starter Customer Platform $15/month, and the Marketing Hub Professional $800/month.

The pros and cons of HubSpot are below:


  • User-friendly interface.
  • Integrations with many helping tools
  • Allows to customize opt-in forms to uphold the brand identity
  • 24/7 support for premium users


  • Lots of options may overwhelm beginner-level users
  • New users have to invest time in learning the eco-system of HubSpot

2. Thrive Leads

When it comes to lead generation, Thrive Leads has got to be one of the best plugins out there.

Jon Lee Dumas from Entrepreneur on Fire saw a 238% increase in conversions after he started using this plugin.

With Thrive Leads, you can build your email list fast and easily. That’s because of the advanced features available in the plugin.

Thrive Leads lets you create opt-in forms using their drag-and-drop builder which is very easy to use. You can create hyper-targeted opt-ins for your visitors using their advanced targeting features.

Another great feature of Thrive Leads is the A/B testing. You can create variations of your email opt-ins and split test them. Thrive Leads automatically declares the winner after a set time interval.

Lastly, the plugin provides advanced reports about your campaigns and leads collected. This helps you improve your list building strategy.

Here are the different types of email opt-ins you can create using Thrive Leads:

  • Popup Lightbox
  • Ribbon
  • In-line Forms
  • 2-Step Opt-In Form
  • Slide-In
  • Widget
  • Screen Filler
  • Content Locker
  • Scroll Mat
  • Multiple Choice Forms

It’s safe to say that Thrive Leads provides everything required to grow an email list. The plugin costs $67 for a single site. You can also buy their 5-site or 15-site license which costs $97 and $147 respectively.

Here is a breakdown of the features included in Thrive Leads:

  • Drag-And-Drop Builder
  • Advanced Targeting
  • A/B Testing
  • Actionable Reports
  • Animations
  • Trigger Options
  • Mobile Friendly
  • Conversion Focused Templates.

Here are the pros and cons of Thrive Leads:


  • Easy to use.
  • Stunning templates.
  • A/B testing selects automatic winner.
  • Integrates with almost all email marketing services.


  • Slight learning curve.
  • No geo-location targetting.

3. OptinMonster

OptinMonster is the monster of list building plugins. You can skyrocket your email list growth by using this plugin.

There are many features in OptinMonster that make lead generation very simple. With over 65+ pre-made templates, you can easily convert your visitors.

OptinMonster also provides advanced targeting to help you precisely target your visitors. One feature that makes this plugin so good is the geolocation targeting. Yes, OptinMonster lets you target visitors based on their location.

There are many custom display rules that help further show your opt-in forms only to specific people.

And finally, OptinMonster provides A/B testing features to let you split test your campaigns.

Here are the different types of opt-in forms you can create using OptinMonster:

  • Popup Lightbox
  • Fullscreen Welcome Mat
  • Slide-In
  • Floating Bar (Ribbon)
  • Countdown Timer
  • Widget Forms
  • In-Line Forms
  • Content Locker
  • 2 Step Opt-Ins
  • Yes/No Forms

When it comes to pricing, OptinMonster is rather on the expensive side as the most basic version with all features costs $29/month. The pricing goes up to $199/month with more features added at every subsequent pricing plan.

Here is a quick overview of the features available in OptinMonster:

  • Drag-And-Drop Editor
  • Geolocation Targeting.
  • Mobile-Friendly.
  • Precise Targeting.
  • Display Triggers
  • Adblock Detection
  • List Segmentation
  • Lead Sharing
  • A/B Testing
  • Smart Insights

Let’s take a look at the pros and cons of OptinMonster:


  • Geolocation targetting.
  • Easy to use.
  • Adblock detection.
  • .


  • Expensive.
  • Features are divided among different pricing plans.

4. Bloom

Bloom is an email opt-in plugin by Elegant Themes. This plugin is very good looking with a slick user interface.

The templates available are also quite stunning but there is no drag-and-drop editor available in the plugin.

You can set different triggers based on time, scroll, or after performing an action such as after commenting and after purchasing.

The plugin integrates with only 16 email marketing services.

In a nutshell, the plugin skews more towards the design aspect of an opt-in form and less towards the technical stuff.

With Bloom, you can run A/B tests on your opt-in forms, import or export your data, and check your performance stats in their dashboard.

Here are the opt-in forms you can create with Bloom:

  • Popup
  • Slide-In
  • In-line Form
  • Below Content Forms
  • Content Locker

Now, let’s quickly look at the features of this list building plugin.

  • 100+ Templates
  • Opt-In Triggers
  • 16 Email Marketing Integrations
  • Slick Design
  • Targeted Display Settings
  • A/B Testing
  • Conversion Statistics

The plugin is good but doesn’t has quite much to offer. And it gets even worse as you cannot buy this plugin separately.

To purchase Bloom plugin, you’ll have to buy the complete Elegant Themes package which costs $80/year. In this package, you’ll get all the products by Elegant Themes which means all the themes and plugins.

You can also buy their lifetime access package which costs $249.

Let’s take a quick dive into the pros and cons of Bloom:


  • Conversion focused templates.
  • Slick design.
  • A/B testing.


  • No drag-and-drop builder.
  • Not enough opt-in form types.
  • Not enough email marketing integrations.
  • The plugin is not sold separately.

5. Sumo

Sumo is a complete suite of tools to grow your business. From website traffic to email list growth, Sumo has all the tools under one roof.

And among these tools are Sumo’s list building tools to help you grow your email list. Though they don’t have many email collection form types, the ones that are available are quite effective.

Here are the different types of opt-ins you can create with Sumo:

  • Popup
  • Scroll Mat
  • Slide-In
  • Smart Bar (Ribbon)

With these 4 opt-in types, you can grow your email list effectively as these 4 opt-in types can be used in different ways.

Sumo integrates with majority of the email marketing services and provides rich insights about your email list growth.

The plugin is free for up to 200 subscribers. The professional plan starts at $24/month and lets you collect 750 subscribers. The best Sumo plan is the business plan that lets you collect unlimited subscribers and include features such as content upgrades and chat.

Here’s a rundown of the features available in Sumo:

  • Premade Templates
  • A/B Testing
  • Smart Analytics
  • Click Triggers
  • Browser Push Notifications
  • Visitor Targeting
  • Auto-Response Emails.

Let’s take a look at the pros and cons of Sumo:


  • A/B testing.
  • Conversion focused templates.
  • Push notifications.
  • Precise visitor targeting.
  • Easy to use.
  • Responsive.


  • Features limited in basic plans.
  • Not enough form types.
  • No geolocation targeting.

6. Convert Pro

A rather new player in the market, Convert Pro is a list building plugin by Brainstorm Force.

The plugin comes with a drag and drop builder to make opt-in forms fast and easily. It’s also responsive and loads very fast.

Convert Pro is famous because of the different design possibilities of your opt-in form. You can create any type of design using the different features available.

The plugin lets you target the right visitors using behavioral triggers. It also integrates with all major email services out there.

Here are the opt-in form types you can create with Convert Pro:

  • Popup
  • Inline Form
  • Floating Bar
  • Slide-In
  • After Post Form
  • Convert Mat (Welcome Mat)
  • Full-Screen Popup

Let’s look at the features of this plugin:

  • Drag-And-Drop Builder
  • Mobile Editor
  • Advanced Triggers
  • A/B Testing
  • Page-Level Targeting
  • Device Detection
  • Real-Time Analytics
  • Google Analytics Integration
  • Responsive.

The plugin is as good as Thrive Leads and OptinMonster and better in some instances such as mobile editor and real-time analytics.

The plugin costs $99 for 1-year license. With this license, you can use the plugin on unlimited websites. You can also get a lifetime license that costs $399.

Here are the pros and cons of Convert Pro:


  • Real-time analytics.
  • Mobiel form editor.
  • Advanced triggers.
  • Device detection.
  • Stunning templates.


  • Limited templates.

7. WP Subscribe Pro

WP Subscribe Pro is a lead generation plugin by MyThemeShop.

It’s a simple yet effective plugin and lets you create high-converting opt-in forms. The plugin is speed optimized and responsive.

You can create the following types of opt-in forms using WP Subscribe Pro:

  • Below Post Form
  • Above Post Form
  • Widget
  • Popup

Just like other list building plugins, you can set exit intent triggers, delay your popups, and do more.

Here’s an overview of the features available in this plugin:

  • Responsive
  • Email Marketing Integrations
  • Speed Optimized
  • Popup Animations
  • Triggers for Popups

Though there isn’t anything special or different in this plugin, it’s still not a bad deal for $29.

The pros and cons of this plugin are as follows:


  • Form triggers.
  • Animations.
  • Responsive.
  • Easy to use.
  • Affordable.


  • Not enough form types.
  • No templates.
  • No A/B testing.
  • No smart triggers.

8. OptiMonk

OptiMonk is a list building plugin for WordPress that specializes in onsite retargeting. With this plugin, you can show opt-in forms and offers to visitors who have previously visited your website.

Some notable features of the plugin are:

  • A/B Testing
  • Time Delay Triggers
  • Real-Time Analytics
  • Advanced Targeting

The plugin integrates with many email marketing services. There are many templates available and you can also create your own form designs.

Here are the campaign types you can create using OptiMonk:

  • Popup
  • Floating Bar

The pricing of this plugin starts at $29/month where you get all the features but the monthly traffic limit is 5000 visitors. The subsequent plans have different traffic limita.

Here are the pros and cons of OptiMonk:


  • Advanced triggers.
  • Multiple campaign types.
  • Professional templates.
  • 20+ display effects.
  • Targeting and segmentation.
  • A/B testing.
  • Google Analytics integration.


  • Not enough form types.
  • Expensive.

9. Ninja Popups

As the name suggests, this plugin is truly the ninja of popups. You can create different popup types such as:

  • Popup
  • Slide-in
  • Content Locker
  • Social Locker

There are so many features in this plugin that it’s not possible to list them all here. But here are some features that make this plugin worth a spot in this list:

  • Drag & Drop Editor
  • Popup Alignment
  • Exit-Intent Popup
  • Google Analytics Integration
  • A/B Testing
  • Translation Ready
  • Locker Popups
  • Advanced Statistics and Reports
  • 65+ Templates
  • Responsive
  • Page-Level Targeting

The plugin costs only $26 which makes it very affordable. Though it’s only limited to popups, there’s a lot of features that can help you grow your email list.

Here are the pros and cons of Ninja Popups:


  • Multiple Templates.
  • Easy to use.
  • Multiple popup types.
  • Advanced triggers.
  • Affordable.


  • Only limited to popups.

10. Boxzilla

Boxzilla is a free WordPress list building plugin. With this plugin, boxes (opt-in) forms can slide in on your content any time.

There are various triggers you can set for your opt-in forms. Here are the features of this plugin:

  • Advanced Triggers
  • Animations
  • Page Targeting
  • Responsive

The plugin is very simple and there isn’t much you can do with it. But it still is a good plugin for collecting email subscribers from your website.

Here are the pros and cons of Boxzilla:


  • Free.
  • Easy to use.
  • Mobile responsive.
  • Triggers for forms.
  • Animations.


  • Not enough form types.
  • No templates.
  • No A/B testing.
  • No drag and drop builder.

11. OptimizePress

OptimizePress is the last plugin in our list of lead generation plugins for WordPress.

This plugin lets you create sales pages, landing pages, membership portals, and more. You might be thinking that this plugin should belong in the list of page builder plugins.

But that doesn’t mean that it shouldn’t belong here. With OptimizePress, you can create high converting pages and grow your email list.

Here are the types of pages you can create using OptimizePress:

  • Landing Pages
  • Course Pages
  • Membership Portals
  • Webinar Registration Pages
  • Sales Pages
  • Product Launch Funnels

Let’s take a look at the features of this plugin:

  • Drag & Drop Builder
  • Responsive
  • 30+ Templates
  • 40 Custom Elements
  • A/B Testing
  • Integrates with Major Email Services

The plugin costs $97 for 3 sites. You can get the 10 site license for $197 and unlimited site license for $297.

Let’s take a look at the pros and cons of OptimizePress:


  • High converting pages.
  • A/B testing.
  • Responsive.
  • Beautiful templates.
  • Page designing elements.
  • Easy to use.


  • Not for creating just opt-n forms.
  • Expensive.

Conclusion: Which List Building Plugin Is Right For You?

You’ve seen it all and now it’s time for the final verdict. Let’s find out the right list building plugin for you.

I want a free list building plugin

I want to design stunning opt-in forms

I want a plugin with many opt-in form types

I want a drag and drop list building plugin

I want a plugin with opt-in triggers

I want a plugin with A/B testing

I want a list building plugin with geolocation targeting

I want the plugin that does everything

There are many instances where other list building plugins fail as you have already seen above in my recommendations.

It’s not that other plugins are bad, it’s just that Thrive Leads is so good that you can easily declare it the best list building plugin.

So there you have it. The list of the 10 best (free & paid) list building plugins for WordPress. It’s your time to pick one. Which plugin are you going to choose? Let me know in the comments section.


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