List of the Top 4 Email Tracking 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.

ZeroBounce serves as an email verification platform that assesses and delivers emails to help businesses enhance their inbox delivery rates. The platform identifies issues such as typos, fraudulent accounts, spam traps, and other risky email addresses. Additionally, ZeroBounce provides an email scoring feature along with various delivery tools designed to optimize inbox placement for users. Security is a top priority, as the service boasts a military-grade infrastructure to protect customer information. Having validated over 23 billion emails so far, ZeroBounce caters to more than 400,000 companies across over 190 countries, adding around 200 new clients daily. The service is renowned for its email list validation, claiming an impressive accuracy rate of over 99%. With a solid reputation for delivering high-quality emails, ZeroBounce was ranked #851 on the Inc. 5000 list, highlighting its status among the fastest-growing private firms in the United States, and it achieved an impressive rise to the 40th position in subsequent rankings. As the demand for reliable email services continues to grow, ZeroBounce remains a leading choice for businesses aiming to optimize their email marketing efforts.

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.