List of the Top 5 Email Marketing Software for Stackby in 2025

Mailchimp, a prominent marketing automation platform, boasts a user base of over 11 million worldwide. The platform offers AI-driven insights and content generation tools that enable businesses to tailor their email and SMS communications specifically for each customer. With an impressive 99% delivery rate and more than 300 integrations, Mailchimp empowers organizations to maintain strong connections with their clientele while fostering repeat business and enhancing brand loyalty—effortlessly fitting within existing workflows. Prominent companies such as TEDTalks, Shutterstock, Boston Market, and Nikon India utilize Mailchimp to elevate their email marketing efforts and drive revenue. Its user-friendly design distinguishes the platform, making it accessible to both tech-savvy users and those less familiar with technology. Since its inception in 2001, Mailchimp has experienced remarkable growth, establishing itself as a leading global marketing automation provider with offices located in cities like Atlanta, Brooklyn, Oakland, Vancouver, London, Seattle, and Santa Monica. The platform is dedicated to offering an exceptional and tailored user experience. Recently, Mailchimp was acquired by Intuit Inc. (Nasdaq: INTU), a well-known global financial technology company, marking a new chapter in its evolution and promising even further enhancements to its services. This acquisition is expected to expand Mailchimp's capabilities and reach, providing even more value to its diverse user base.

Intercom stands out as a premier customer service platform powered by AI, enabling businesses to deliver customized and efficient support across multiple communication channels. Founded in 2011, the company offers a diverse set of tools, including the Fin AI Agent, which provides immediate and accurate responses to customer inquiries at any time. Moreover, its platform features AI Copilot, which supports agents with real-time solutions, alongside AI Analyst, which offers critical insights and recommendations for customer support leadership. Serving over 25,000 organizations globally, including prominent companies like Atlassian, Amazon, and Microsoft, Intercom processes upwards of 500 million messages each month, greatly enhancing customer engagement and operational productivity. Headquartered in San Francisco, and with additional locations in Chicago, Dublin, Sydney, and London, Intercom is dedicated to the ongoing evolution of the customer service sector, ensuring they meet the changing demands of their clients. Their strong emphasis on innovation not only keeps them ahead in the industry but also fosters a culture of growth and adaptability. This commitment to progress is what sets Intercom apart as a leader in customer service solutions.

Hunter provides an efficient way to uncover professional email addresses, making it easier to connect with essential contacts for your business needs. Its Domain Search feature offers a thorough compilation of employees at a specific company, displaying their names and email addresses gathered from online sources. Boasting an extensive repository of over 100 million indexed email addresses, along with powerful search filters and deliverability evaluations, this tool represents the pinnacle of Hunter's email discovery capabilities. By simply entering a person's name, you can access either the verified email address or the most probable one linked to that individual. Moreover, you can obtain confirmed email addresses accompanied by a confidence score shown as a percentage. The platform allows you to save any email to your leads, export them, or smoothly integrate them into your chosen CRM platform. Each email is supported with links to public sources for verification and details on when the information was last updated. Whether your outreach strategy involves contacting professionals one by one or en masse, the Email Finder employs various signals to swiftly pinpoint the verified or likely email address of anyone within seconds, thereby providing essential resources to effectively grow your professional network. Additionally, the user-friendly interface makes it accessible for all experience levels, ensuring that anyone can leverage its capabilities for their networking needs.

Snov.io provides all the essential tools required to elevate your business! Featuring acclaimed solutions for lead generation, email verification, automated outreach, email warm-up, and customer management, it enables you to streamline and enhance your sales operations efficiently and on a large scale! By utilizing Snov.io, you can achieve greater productivity and drive impressive growth for your enterprise.

For those in the content creation realm seeking to broaden their reach, SendFox emerges as a standout solution. Crafted by an experienced team with a rich background in email marketing, this tool is tailored to enhance your blog, YouTube channel, podcast, or social media footprint without consuming excessive time or financial investment. You can bid farewell to hiring a copywriter, as SendFox enables you to effortlessly consolidate all your content avenues—like blogs, podcasts, and YouTube channels—automatically generating Weekly Newsletters and Content Update campaigns that suit your needs. Is it just a landing page? Is it a content aggregator? The answer is a definite yes to both! Furthermore, by fostering a deeper connection with your audience, you can easily capture leads, offering full customization to create an unlimited number of campaigns. In addition, you have the ability to turn current subscribers into enthusiastic advocates for your brand; our innovative Subscriber Referrals feature allows you to reward subscribers for introducing new followers. This approach not only simplifies the expansion of your email list but also encourages community engagement, making it an invaluable resource for content creators.