· 23 min read

13 Best Email List Building Services (Free & Paid Tools)

Email list building services, from expanding your reach and targeted marketing to automation, are eager to help you collect leads and boost user interaction.

We have researched 13 of the best free and paid tools for building email lists so you can decide on one to help your business.

We also explained their advantages and how we choose the best tools. Let's begin!

What are Email List Building Services?

two people at an office and a screen showing email and data

Email list building services are tools for creating and nurturing a community of subscribers and audience. This direct communication channel accompanies businesses in sharing valuable content, promotions, and updates with their audience.

These tools can assist businesses in gathering and organizing the email addresses of their target audience and customers.

💡 You can use these services to provide offers or incentives that can encourage visitors to take the desired action, which can be subscribing to your email list.

However, building an email list is more than just collecting addresses. It's about creating a community interested in your offers, resulting in cost-effective, targeted communication that enriches brand loyalty and boosts conversions.

The Advantages of Using Email List Building Services

Moosend's article on email marketing statistics reports a 15.1% average open rate for B2B emails.

Smart Insights' email marketing data for 2023 indicates a 16.97% average open rate and a 10.29% click-through rate.

Considering these B2B email marketing benchmarks, there are critical points that can lead you to the options right away for effective and proper email list building.

We will only provide some phrases to help you, and you will be getting the points related to email marketing strategy with higher open rates and conversions.

Email list building services help…

  • Expand your subscriber list and large audience.
  • Increase email deliverability.
  • Have automation to deliver content.
  • Improve engagement for CTR.
  • Target the personalized content.
  • Present survey and feedback.
  • Capture new subscribers.
  • Track the performance of campaigns.
  • Integrate with marketing tools.
  • Create cost-effective options.
  • Retain your customers.

How Did We Choose The Best Email List Building Services?

Finding the ideal email list building service can be overwhelming, but we've simplified the process to help you make an informed decision.

Here's a step-by-step guide on how we selected the best email list building services:

  • User-Friendliness: We prioritized services that are easy to navigate, especially for beginners. A straightforward and intuitive interface is crucial for efficient email list building.
  • Integration Capabilities: Integrating seamlessly with other marketing tools is essential. We aimed to make the process smoother for you by including tools that integrate with other tools.
  • Customization Features: Services offering extensive customization options influenced the decision, as they allow more tailored email marketing strategies.
  • Customer Support: Accessible and responsive customer support is a part that shouldn't be overlooked. That's why services that provide robust support and comprehensive educational resources are included.
  • Pricing and Scalability: We compared pricing structures for cost-effectiveness and scalability. It's important that the service grows with your business, going hand in hand with increasing needs over time.
  • Security and Compliance: Data security and compliance with regulations like GDPR were non-negotiable. We favored services with strong security measures.

13 Best Email List Building Services to Grow Your Email List

Most of you are familiar with email list building methods, but email list building services do you good by serving you directly.

Let's learn what we have chosen for you!

Service G2 Rating Key Features Pricing Free Plan Availability
Popupsmart 4.2/5 Converting popups, targeting, segment solutions, integration options Basic: $32.5, Advanced: $57.5, Pro: $82.5, Expert: $132.5 Yes
LiveChatAI 5.0/5 Combines AI bot, human support, multilingual Basic: $39, Pro: $89, Expert: $389 Yes
Klaviyo 4.6/5 Integrations, reporting, AI recommendation engine Email: $20+, Email/SMS: $35+ Yes
MailChimp 4.3/5 Generative AI, reporting, onboarding support Essentials: $12.31+, Standard: $18.94+, Premium: $331.44+ Yes (90 days)
Typeform 4.5/5 Templates, integration, insight collection Basic: $25, Plus: $50, Business: $83 Yes
Constant Contact 4.0/5 Automated management, social media, reporting Lite: $12, Standard: $35, Premium: $80 14-day trial
Leadpages 4.3/5 ROI tracking, A/B testing, real-time guidance Standard: $37, Pro: $74 14-day trial
Outgrow 4.7/5 Education source, templates, analytics Freelancer: $14+, Essentials: $95, Business: $600 Free trial
Hunter 4.4/5 Domain search, email finder, verifier Starter: $34, Growth: $104, Business: $349 Yes
SendPulse 4.6/5 Automation, web push, email editor Standard: $6.40+, Pro: $7.68+, Enterprise: $10.75+ Yes
GetResponse 4.3/5 Autoresponders, AI generator, conversion funnel Email Marketing: $15.6+ Yes
weMail 4.5/5 Multiple gateways, WordPress integration, form building Flexible pricing based on subscribers Yes
AWeber 4.2/5 Email automation, templates, analytics Lite: $12.50, Plus: $20, Unlimited: $899 Yes

1. Popupsmart

G2 Rating of Popupsmart 4.2 out of 5.

a screenshot of Popupsmart homepage with Black Friday deal

Popupsmart is a no-code lead generation tool that helps you create conversion-ready popups in 5 minutes.

With effective popups, you can collect form submission, increase user engagement, grow your email list and more.

That is why building email lists with Popupsmart is a go-to solution-oriented way of improving leads for your business.

Best for: Quickly creating no-code, conversion-ready popups for lead generation.

Key Features

  • Advanced targeting system that lets you address your audience's behaviors
  • Integration options to guide your business processes
  • Leads and Analytics pages for managing email lists


  • Straightforward user interface
  • Customization options that help design and ability
  • Creating animated popups that help interaction
  • Popupsmart Playbook which present pre-built popup templates
  • Helpful customer service


  • The A/B testing feature can be added.
  • The pageview number of the free plan may not satisfy you, but you can upgrade your plan at a fair price.

Pricing: Popupsmart offers a free plan that allows you to create a popup campaign to publish on your website. If you like the tool and need more from the tool, you can choose a paid plan based on your needs.

  • Basic: Perfect for marketers. It costs $32.5 for 50.000 Pageviews, 3 websites, and unlimited popups.
  • Advanced: Ideal for growing businesses. It costs $57.5 for 100.000 Pageviews, 3 websites, and unlimited popups.
  • Professional: Best solution for professionals. It costs $82.5 for 250.000 Pageviews, 5 websites, and unlimited popups.
  • Expert: For pros who need more. It costs $132.5 for 500.000 Pageviews, 7 websites, and popups.

This is the sign you've been looking for! → You can give Popupsmart a chance by creating a free new account and trying its features.

2. LiveChatAI

G2 Rating of LiveChatAI: 5.0 out of 5.

a screenshot of LiveChatAI homepage

LiveChatAI is an AI bot that reduces customer support and increases customer satisfaction at the same time.

You might wonder how an AI bot can help you build email lists, but the point is that LiveChatAI is highly effective in collecting email addresses from conversations with different visitors.

By focusing on keeping the conversation to solving the problems or increasing engagement, you have the right to ask for email addresses to grow lists.

Best for: Using AI chatbots to collect email addresses and enhance customer support.

Key Features

  • Combination of an AI bot and human support
  • Integration with famous platforms
  • Multilingual -provides 95 languages-


  • Easy setup process
  • Customization options for creating brand identity
  • Possibility of chatting with PDF
  • Sending sample codes with markdown formatting
  • Improved resolution rate


  • Some basic plan features need to be improved.
  • Based on your business scale, the pricing can be found to be expensive.

Pricing: The free plan of LiveChatAI allows you to try the tool at a great scale. Thus, you can try and decide if it can be the right email list building service you are looking for. On the other hand, these are the pricing plans of LiveChatAI:

  • Basic: Perfect for personal use. It costs $39 per month for 2.000 Messages, 1 Seat for Live Chat, 1 AI Bot, and more.
  • Pro: Perfect for small businesses. It costs $89 per month for 4.000 Messages, 3 Seats for Live Chat, 25 AI Bots, and more.
  • Expert: Perfect for experts. It costs $389 per month for 8.000 Messages, 6 Seats for Live Chat, 50 AI Bots, and more.

3. Klaviyo

G2 Rating of Klaviyo: 4.6 out of 5.

a screenshot of Klaviyo homepage

Klaviyo is a marketing tool that serves for email marketing, SMS marketing, mobile push, and reviews.

With evolving features, Klaviyo has started to make use of artificial intelligence in its features, like a recommendation engine for creating emails and subject lines.

Besides, you might prefer to create a template from scratch with custom HTML/ CSS.

Best for: Businesses seeking AI-powered email and SMS marketing with detailed analytics.

Key Features

  • Integrations that create new opportunities
  • Reporting and benchmarks to help
  • Recommendation engine for the full process


  • Open to personalize messages and emails
  • Mobile-optimized templates
  • Auto-segmentation of customers
  • A/B testing for flows and campaigns
  • Collecting customer feedback


  • The pricing plans are considered to be expensive.
  • Since the learning curve of the product is steep, it can be optimized for users.

Pricing: Firstly, there is a free plan that you can try Klaviyo with some features. Like all the tools, there are paid plans as well, and the pricing of Klaviyo is determined by the number of your contacts. Starting from 251-500 contacts, there are two different plans: Email starting at $20 and Email and SMS starting at $35 per month.

4. MailChimp

G2 Rating of MailChimp: 4.3 out of 5.

a screenshot of MailChimp homepage

MailChimp is a well-known email marketing platform with its solutions and services.

Extra to its way of automating tasks and creating campaigns, MailChimp has a wide range of learning scope.

Therefore, you can learn more about email list building while using the tool for that.

Best for: Detailed email marketing with automated campaigns and AI enhancements.

Key Features

  • Generative AI to improve emails
  • Reporting and analytics tools to use
  • Personalized onboarding and support processes


  • Campaign automation
  • Ease of integration
  • Tracking mass communications
  • Segmentation and A/B testing
  • Email personalization


  • The limitation of customization should be eliminated in terms of creating emails.
  • The increase in the number of contacts reflects the high price.

Pricing: MailChimp provides a free plan that lasts 90 days. The paid plans of the Marketing Platform include Essentials, Standard, and Premium. The prices also change based on the number of contacts.

  • Essentials: This plan costs $12.31 per month for 5,000 monthly email sends and more.
  • Standard: This plan costs $18.94 per month for 6,000 monthly email sends and more.
  • Premium: This plan costs $331.44per month for 150,000 monthly email sends and more.

5. Typeform

G2 Rating of Typeform: 4.5 out of 5.

a screenshot of Typeform homepage

How can you not build an email list while collecting forms for your business?

Typeform answers all your questions.

With the aim of providing you with lead generation possibilities, you can embed forms to build email lists on every page of your website.

Best for: Embedding interactive forms on websites for lead generation and data collection.

Key Features

  • Templates for different categories
  • Integration with top tools and apps
  • Collecting deeper insights


  • Open to customizing and design
  • Exporting and importing data with different formats
  • Integrable with devices
  • Survey builder to make the experience seamless
  • Flexible data collection


  • More integrations with Shopify are needed.
  • Sending test versions of surveys takes time to complete; it could be much easier.

Pricing: There is a free plan of Typeform that includes 10 responses, 1 seat, and unlimited forms.

  • Basic: $25 per month when billed yearly. It includes 100 responses, 1 seat, Accept payments, and Receive file uploads.
  • Plus: $50 per month when billed yearly. It includes 1k responses, 3 seats, Remove Typeform branding, and Build your own brand kit.
  • Business: $83 per month when billed yearly. It includes 10k responses, 5 seats, Salesforce integration, Conversion tracking, and Drop-off analysis.

6. Constant Contact

G2 Rating of Constant Contact:4.0 out of 5.

a screenshot of Constanct Contact homepage

Constant Contact is an evolving marketing tool that always aims to take you to the next level.

By highlighting the importance of email marketing overall, Constant Contact focuses on building solid email lists.

Best for: Integrated email marketing and social media management with automated features.

Key Features

  • Automated setup and management system
  • Managing social media in one place
  • Reporting to track campaigns


  • Interactive platform
  • Sending bulk emails
  • Possible to strategically target
  • Intuitive user interface
  • Tracking interaction of the recipients of a campaign


  • There is a little learning curve that needs to be improved.
  • The team is slow in addressing and solving problems.

Pricing: Constant Contact has a free trial for 14 days, and you can renew your choices.

  • Lite: Starting at $12 per month for 1 user, 1 GB storage, and 10x number of contacts monthly email send limit.
  • Standard: Starting at $35 per month for 3 users, 10 GB storage, 12x number of contacts monthly email send limit.
  • Premium: Starting at $80 per month for unlimited users, 25 GB storage, 24x number of contacts monthly email send limit.

7. Leadpages

G2 Rating of Leadpages: 4.3 out of 5.

a screenshot of Leadpages homepage

Leadpages gives its importance to the development of pages and their approach to lead generation.

The actions are conversion-ready and depend on creating a funnel to specify the goal, that is, email list building.

Best for: Creating conversion-optimized web pages and funnels with ROI tracking.

Key Features

  • ROI tracking
  • A/B testing
  • Real-time guidance


  • Easy way of hosting a website
  • Templates that reflect brand identity for firms
  • Simple integration with newsletter programs
  • Excellent training
  • Effective drag-and-drop builder feature


  • There may be a video player in it, though it works with video platforms.
  • There is a learning curve at the beginning of the process.

Pricing: There is a free trial process for 14 days. You can easily try and decide on your favorite plan.

  • Standard: This plan costs $37 per month when billed annually for 10,000 monthly AI Engine credits.
  • Pro: This plan costs $74 per month when billed annually for 30,000 monthly AI Engine credits.
  • Advanced: This plan needs a specialist to contact and create a custom plan for you.
If you also want to calculate your ROI, you can use Email ROI Calculator.

8. Outgrow

G2 Rating of Outgrow: 4.7 out of 5.

a screenshot of Outgrow homepage

Outgrow works for engagement and tracking of the data coming from customers.

Building your email list with Outgrow, the luckiest part must be to follow the analytics for you.

Best for: Engaging customers with interactive content and tracking analytics.

Key Features

  • Education source to guide people
  • Industry and type-based templates
  • Intelligent data and analytics


  • Successful customer support
  • Helpful builders, calculators, and quizzes
  • Native integrations
  • Smooth user experience
  • SEO options


  • Small businesses may find the pricing high.
  • The segmentation part is considered to be difficult by users.

Pricing: Outgrow has a free trial and other pricing plans.

  • Freelancer: It costs $14 per month for 3,000 submissions per year.
  • Freelancer Pro: It costs $25 per month for 12,000 submissions per year
  • Essentials: It costs $95 per month for 90,000 submissions per year
  • Business: It costs $600 per month for 600,000 submissions per year

9. Hunter

G2 Rating of Hunter: 4.4 out of 5.

a screenshot of Hunter homepage

Hunter can be used as a Chrome extension and finds email addresses based on the domains.

Unlike the other tools in the list, Hunter generally does all the job with a single click as an email search engine.

Best for: Quick and bulk email finding and verification.

Key Features

  • Domain search
  • Email finder
  • Email verifier


  • Upload bulk leads
  • Successful customer service
  • User-friendly interface
  • High level of success in finding emails
  • Fair pricing for the service


  • The UX can be improved from the users' perspective.
  • Some users may need to read documentation to get started.

Pricing: The Free plan of Hunter includes 25 monthly searches and 50 monthly verifications.

  • Starter: $34 for 500 monthly searches and 1,000 monthly verifications.
  • Growth: $104 for 5,000 monthly searches and 10,000 monthly verifications.
  • Business: $349 for 50,000 monthly searches and 100,000 monthly verifications.

10. SendPulse

G2 Rating of SendPulse: 4.6 out of 5.

a screenshot of SendPulse homepage

SendPulse combines email campaigns, SMS messages, and messenger communication under one roof.

That's why the tool allows you to work with data-driven metrics.

Best for: Combining email campaigns, SMS, and messenger communication with automation features.

Key Features

  • Automation 360
  • Web push notification service
  • Drag and drop email editor


  • Hassle-free creation process
  • Convenient onboarding process
  • Clean user interface
  • WhatsApp chatbot
  • A/B testing


  • Some translations are missing on the system, so it may block users.
  • The efficiency of the working of SMTP depends on the taking of dedicated IP.

Pricing: The Free plan of SendPulse is up to 500 subscribers, up to 15,000 emails per month, and 100 МB of image storage.

  • Standard: It costs $6.40 per month based on the list size, 1-500 for an unlimited number of emails and 200 МB of image storage.
  • Pro: It costs $7.68 per month based on the list size, 1-500 for an unlimited number of emails and 500 МB of image storage.
  • Enterprise: It costs $10.75 per month based on the list size, 1-500 for an unlimited number of emails and 5 GB of image storage.

11. GetResponse

G2 Rating of GetResponse: 4.3 out of 5.

a screenshot of GetResponse homepage

GetResponse generally focuses on the workflow and automation of email list building.

By controlling the email marketing and sales channels to convert at the same time, we find GetResponse proper for this list.

Best for: Automated email list building workflows, including AI-generated emails.

Key Features

  • Email autoresponders
  • AI Email generator
  • Conversion funnel to automate


  • Useful website templates
  • 100+ integrations
  • Spam checking for a marketing experience
  • Possibility of customizing HTML
  • Helpful customer care service


  • Reaching API for GetResponse could be better.
  • The tool needs too much attention to be learned properly.

Pricing: GetResponse's free plan has 2,500 newsletters per month, and these increase based on the plans.

  • Email Marketing: $15.6 per month for Marketing automation, Event-based workflows, and more.

12. weMail

G2 Rating of weMail: 4.5 out of 5.

a screenshot of weMail homepage

weMail is just one side of a huge email marketing strategy tool that adapts itself to this strategy.

With the opportunity to learn email marketing and build email lists, weMail provides form-building, opt-ins, and registrations.

Best for: WordPress users needing email marketing tools with form-building capabilities.

Key Features

  • Multiple sending gateway
  • Solid WordPress integration
  • Form building option


  • Various types of opt-in forms
  • Easy navigation and UI
  • Analytics to overview campaigns
  • Importing and exporting campaigns
  • Advanced list management skills


  • There are not many comments about it on G2.
  • Though the pricing plan is flexible, there might be more options and ranges to decide.

Pricing: The pricing of weMail is highly flexible. There is a free plan that can be used for up to 3,000 subscribers. Other than this plan, you can determine the pricing by sliding and finding your target contact. You will see that it increases based on the number of your focal subscriptions.

13. AWeber

G2 Rating of AWeber: 4.2 out of 5.

a screenshot of AWeber homepage

AWeber provides tools for businesses and individuals to create and send email campaigns.

It is often used by businesses for building and managing their email subscriber lists, as well as for creating engaging email content to reach their audience.

Best for: Straightforward email campaign creation and management with various integrations.

Key Features

  • Email automation to vary
  • Email templates to customize and appeal
  • Detailed analytics and reporting


  • Easy interface for various user levels
  • Robust features for sophisticated email sequences
  • Wide variety of professionally designed templates
  • Responsive customer support
  • Seamless integration with third-party tools


  • Some advanced features are lacking.
  • The pricing structure may be less competitive for larger lists.

Pricing: You need to determine the contact number to make the right decision. There is a free plan. Then, the pricing plans are:

  • Lite: $12.50 per month when billed annually for unlimited subscribers, 1 Email list, and 3 Landing pages.
  • Plus: $20 per month when billed annually for unlimited subscribers, unlimited email lists, and unlimited landing pages.
  • Unlimited: $899 per month when billed monthly for unlimited subscribers, unlimited email lists, and unlimited landing pages.


All in all, you have discovered all the points that could matter and learned about the email list building services you can use.

We explained their pros and cons, key features, what they are best for, and pricing details. However, while choosing among them, the last decision will be yours.

Therefore, don't forget to consider your key features, needs, and budget.

We hope you have enjoyed the email list-building services we have picked for you and found the right one!

Frequently Asked Questions

Let's find out what the details of email list building services are!

What Role Does Automation Play in Email List Building?

Automation features in these services help save time and ensure that subscribers receive timely and relevant content. This improves engagement and nurtures leads through the sales funnel.

How Can Email List Building Services Help with Compliance?

Many services include features to help businesses comply with email marketing regulations, such as GDPR or CAN-SPAM. These features assist in obtaining proper consent and maintaining ethical email marketing practices.

Is Personalization Important in Email List Building?

Yes, personalization is crucial. Email list building services often provide tools for personalizing email content and subject lines. Personalized emails can lead to higher engagement and conversion rates at the end.

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