Best Email Software List - 2024 - Categorised & Compared

January 31, 2024
11 Minutes
Modified on:
January 31, 2024
Written by:
Manali Kulkarni
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Introduction to Email Software 

Email remains a cornerstone of business and personal communication in today's digitally-driven world. Selecting the right email software is not just a matter of convenience; it's a strategic decision that impacts productivity, collaboration, and data management. The right email platform can streamline workflows, enhance security, and ensure seamless integration with other tools and applications. It's about finding software aligning with current needs and future growth. For businesses, the right email solution can mean the difference between an efficient, connected team and a disjointed one.

On the other hand, personal users benefit from features that simplify their daily communication and organization. In both contexts, the choice of email software affects how effectively one can manage their inbox, handle spam, and protect sensitive information. Moreover, as remote work becomes more prevalent, reliable and versatile email software that can adapt to various working environments is increasingly vital. This choice, therefore, has far-reaching implications for the efficiency and effectiveness of communication and information management.

Criteria for Categorizing Email Software

Categorizing email software involves a multifaceted approach considering various user needs and technical compatibilities. Firstly, software is categorized based on specific user needs, such as business communication, bulk email campaigns, or small business operations. This distinction is crucial as each category demands unique features; for instance, business email software prioritizes security and integration, while bulk email platforms focus on automation and analytics. Secondly, compatibility with different operating systems is a key criterion. Software that works seamlessly on Windows might not offer the same experience on Mac, necessitating a clear categorization based on the operating system. This ensures users find software that integrates smoothly with their existing ecosystem of applications. Lastly, the growing use of mobile devices for email communication has led to the categorization based on mobile platform compatibility. With the diverse functionalities of Android and iOS, email software needs to be optimized for each platform to provide an efficient and user-friendly experience. These criteria help users navigate the vast landscape of email software, ensuring they can make informed decisions based on their specific requirements and the technological environment they operate.

Now, let’s dive deep into the categories of various email software and their applications.

Best Email Software Based on Company Size

The right email software based on company size is crucial for optimal communication and workflow efficiency. Small businesses require simplicity and cost-effectiveness, while larger enterprises need advanced features and scalability. Understanding the unique demands and resources of different company sizes ensures businesses choose an email solution that aligns with their specific operational needs and growth potential.

1) List of Best Email Software For Small Businesses

Choosing the right email software is crucial for small businesses, as it must be cost-effective and scalable. The ideal software should offer essential features, ease of use, and flexibility to grow with the business.

1.1) Neo (Business Starter Plan)

Neo is one of small businesses' best email software options (Business Starter Plan). It helps strengthen a brand and assists in business growth, especially for those without a domain.


  • Offers a free, customizable domain, ideal for businesses without an established domain (e.g., a free brand address for a business named BrandBuzz).
  • Advanced Anti-spam and Two-Factor Authentication for enhanced security.
  • Option to block unwanted emails, senders, and domains.
  • A simple, editable One-Page website template for quick online presence.
  • Integration with Mail, WhatsApp, and social media platforms.

Cost: Starts at $1.25/Month/User

1.2) Thunderbird

Thunderbird, by Mozilla, offers a reliable and secure solution, perfect for small businesses needing a versatile and cost-effective email client.


  • Completely free and open-source
  • Customizable interface with a variety of add-ons
  • Strong security and privacy features

Cost: Free

1.3) MailerLite

Ideal for small businesses focusing on audience engagement, MailerLite is recognized for its user-friendly design and effective email marketing capabilities.


  • Intuitive drag-and-drop email editor
  • Tools for email automation and analytics
  • Subscriber management features


  • Free basic plan available
  • Paid plans start at approximately $10/month

1.4) Campaign Monitor

Campaign Monitor caters to small businesses looking to create high-impact professional email campaigns with ease.


  • User-friendly email builder
  • Advanced email marketing tools
  • Comprehensive analytics for performance tracking

Cost: Starting at approximately $9/month

Each email solution offers unique features catering to different aspects of small business operations. From Neo's domain offering and integrated website to Thunderbird's security, MailerLite's marketing tools, and Campaign Monitor's professional-grade capabilities, small businesses can find software that perfectly aligns with their requirements and growth trajectory.

2) List of Best Email Software for Mid-size to Big Businesses

Mid-size to large businesses require email software to handle a high volume of communications efficiently and securely. These businesses need robust features like advanced security, scalability, and integration capabilities to streamline operations and enhance productivity.

2.1) Neo (Businesses Plus Plan)

Neo's Businesses Plus Plan is tailored for mid-size to large businesses, offering features designed for high-volume and secure email communication.


  • Read Receipts: 50 read receipts to track email engagement.
  • Email Templates: Includes custom templates for consistent branding and communication.
  • Follow-up Reminders to stay on top of important conversations.
  • Block Senders and Priority Inbox for efficient email sorting.
  • HTML in Composer: Enhances email customization.
  • Bulk Emails: Coming Soon
  • AI Email Writer: Coming Soon

Cost: $3.49

2.2) Google Workspace

Google Workspace is a popular choice for mid-size to large businesses, offering a comprehensive suite of collaboration and communication tools. Business Standard, Business Plus, and enterprise plans suit mid-size and big businesses.


  • Integrated suite with Gmail, Calendar, Drive, Docs, and more.
  • Advanced security and management controls.
  • Seamless collaboration across different apps.

Cost: Starting at $12 Per Month: Know more about Google Workspace Pricing

2.3 Microsoft Outlook

Microsoft Outlook is renowned for its robust features and seamless integration with the Microsoft Office suite, making it ideal for larger businesses.


  • Advanced email management and scheduling capabilities.
  • Integrated with Microsoft Office tools like Word, Excel, and PowerPoint.
  • Strong security features and compliance standards.

Cost:$12.50/user/month - Know more about Microsoft business email cost:

2.4 Zoho Mail

Zoho Mail is known for its emphasis on privacy and user-friendly interface, which is suitable for businesses looking for a secure and efficient email solution. You can choose a workplace plan for Zoho if you are looking for enterprise email software.


  • Ad-free, privacy-guaranteed email hosting.
  • Extensive control and administration features.
  • Integrated with Zoho's suite of applications for enhanced productivity.

Cost: Starting at $6 - Know more about Zohomail Pricing

These email software options provide diverse features catering to the unique demands of mid to large businesses. From Neo's tailored business solutions to Google Workspace's collaborative suite, Outlook's integration with Microsoft tools, and Zoho Mail's privacy focus, each platform offers distinct advantages to support the complex needs of larger business operations.

Email Software Based on Operating System

Discussion on How Compatibility with Operating Systems Affects Software Choice

The compatibility of email software with different operating systems is a critical factor in software selection. Each operating system offers unique functionalities and integration capabilities, and the right email software should align seamlessly with these features to ensure optimal performance and user experience. For Windows users, the software should not only leverage the specific characteristics of the OS but also offer a user-friendly interface and effective integration with other Windows-based applications.

3) List of  Best Email Software for Windows

3.1) eM Client

eM Client is a comprehensive email software designed for Windows and is known for its extensive features and integration with other services.


  • Advanced email management and customization options.
  • Integrated calendar, tasks, contacts, and chat.
  • Supports major email services, including Gmail, Exchange, and iCloud.
  • User Interface: Intuitive and customizable interface tailored for Windows users.

Cost: $31.26

3.2) Mailbird

Mailbird is an email software for Windows that focuses on simplicity and integration, making it a popular choice for users seeking efficiency and ease of use.


  • Unified inbox to manage multiple accounts.
  • Integration with various apps like WhatsApp, Slack, and Dropbox.
  • Customizable layout and themes to match user preference.
  • User Interface: Sleek and user-friendly, focusing on minimizing email clutter.

Cost: $48.11

3.3) Claws Mail

Claws Mail is an open-source software, offering a lightweight yet powerful solution for Windows users.


  • The high degree of configuration and customizability.
  • Features include RSS aggregator, calendar, and news reader.
  • Extensible with plugins for added functionalities.
  • User Interface: Classic and straightforward, appealing to users who prefer functionality over aesthetics.

Cost: Free

Each of these email clients offers unique advantages for Windows users. eM Client excels in integration and comprehensive features, Mailbird in its simplicity and app integrations, and Claws Mail in its customizability and lightweight design. These distinctions make them suitable for different Windows users, depending on their specific needs and preferences.

4) List of Best Email Software for Mac

4.1) Apple Mail (iCloud Email)

As the default email client for macOS, Apple Mail is a natural choice for many Mac users, offering seamless integration with the Apple ecosystem.


  • Integrated with macOS, iOS, and watchOS.
  • Supports smart mailboxes and powerful search functionalities.
  • Provides a clean, distraction-free interface.
  • Integration: Works effortlessly with other Apple apps like Calendar and Contacts.

Cost: Free with macOS.

4.2) Airmail

Airmail is known for its speed, customization, and support for multiple email accounts, making it a favorite among power users.


  • Highly customizable interface with themes.
  • Supports iCloud, MS Exchange, Gmail, and more.
  • Interactive notifications and gesture support.
  • Integration: Integrates with various apps like Dropbox, Evernote, and Todoist.

Cost: $9.99

4.3) Spark

Spark stands out with its intelligent email prioritization, helping users focus on important messages, and offers great collaboration tools.


  • Smart Inbox to automatically categorize emails.
  • Collaborative features for teams like shared inboxes and email drafts.
  • Sleek and modern user interface.
  • Integration: Syncs across all devices and integrates with popular third-party apps.

Cost: $4.99

5) List of Best Email Software for Bulk Emails

The right email software for bulk email campaigns is essential for any business looking to enhance its marketing efforts. This software simplifies mass emailing and offers advanced features like automation, detailed analytics, and extensive customization options. These capabilities are crucial for creating targeted, engaging campaigns that resonate with the audience, measuring the success of these campaigns, and refining marketing strategies based on data-driven insights.

5.1) Mailchimp

Renowned for its user-friendly interface, Mailchimp is a leading choice for creating, sending, and analyzing email campaigns.


  • Advanced email automation and audience segmentation.
  • Comprehensive analytics to gauge campaign success.
  • A plethora of customizable email templates.

Cost: $13.75

5.2) SendGrid

Focused on high-volume email delivery, SendGrid is optimal for businesses needing reliable and scalable email solutions.


  • Exceptional deliverability and scalability for bulk emails.
  • Detailed analytics and real-time reporting tools.
  • Customizable templates and content management features.

Cost: Starts at $19.95/mo

5.3) Constant Contact

Ideal for small businesses and nonprofits, Constant Contact offers an intuitive platform for effective email marketing.


  • Easy-to-use email creation with a drag-and-drop editor.
  • Automated responses and efficient list segmentation.
  • Seamless integration with various marketing and social media tools.

Cost: Starts at $12

These software options offer diverse features tailored to bulk email marketing, ranging from Mailchimp's all-in-one marketing platform to SendGrid's focus on deliverability and Constant Contact's user-friendly approach. Each provides unique strengths to suit different marketing strategies and objectives in bulk emailing.

Disclaimer: Please note that the features and pricing of the email software solutions mentioned in this guide are subject to change. These platforms are continually evolving, enhancing their features, and adjusting their pricing structures to stay competitive and meet the ever-changing needs of users. Therefore, it is highly recommended to visit the official websites of these email software providers for the most up-to-date information. You can access the latest updates on features, pricing, and other relevant details. This ensures you make an informed decision tailored to your requirements and the current market offerings. Remember, the best choice today might not be the best tomorrow, so staying informed is key to selecting the right email software for your needs.

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