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Constant Contact helps businesses spread their message through email, social media and search engine optimization. While Constant Contact is primarily an email marketing service, it also provides features like social media tracking and opt-in forms that can be used to further improve your reach and connection with your audience. Constant Contact has been in operation since 1995, and has continued to innovate and expand their service, to now include a fully featured marketing platform.

GetResponse is a comprehensive marketing software platform used by many small businesses. GetResponse is an all-in-one tool that includes email template builder, autoresponders and landing pages that can be used to launch effective email marketing campaigns. Businesses user GetResponse to grow their audience, engage with customers, sell their knowledge and boost online sales.

Vertical Response is an email marketing platform used by over 1 million businesses worldwide. VerticalResponse provides all the tools you need to run a successful email marketing campaign. It allows you to create beautiful emails in minutes through its email template builder. That can be sent on the a time of your choice through the automated email sender. Afterwards, Vertical Response lets you closely monitor your campaign with key metrics such as open rates, clicks, devices, locations and more.

SendGrid is an transactional and email marketing platform that provides a developer friendly API. The service is used by over 80,000 developers who in total send over 70 billion emails every month. As a developer you can integrate your application with ease thanks to developer API, while also enjoying the features SendGrid Marketing Campaign. With SendGrid Marketing Campaign you can create email templates, monitor your campaigns and track important statistics such as open rates, link clicks, device usage, and user location.

Mailchimp is an all-in-one integrated marketing platform that gives you the tools and guidance you need to build your brand and make things happen. Mailchimp is used by startups, e-commerce sites, retail sites, and mobile/web applications to grow and manage their email list and connect with customers world-wide. As a user of Mailchimp you can enjoy drag & drop template building, a unified CRM experience and an audience dashboard that can be used to better understand your customers and how to connect with them.

A set of powerful APIs that enables your application to send, receive and track transactional emails effortlessly. Mailgun provides a global infrastructure and industry expertise that helps you get your message across to the right person at the right time. The service is trusted by over 150,000 businesses including giants like Microsoft, MIT, NHL and Lyft.