GroupList

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Mailspring

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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 free an open-source email client developed openly by the Mozilla Foundation and the community. Thunderbird is easy to setup and customize and supports POP and IMAP. The email client comes with all features needed to search, filter, write and manage emails, but also have builtin support for live chat between contact and RSS/Atom feed reader.

Mailbird is a desktop email client with an easy to use and intuetive interface. With Mailbird you can save time managing multiple accounts with the best email client for Windows and macOS.

K-9 Mail is an open source email client focused on making it easy to chew through large volumes of email. K-9 Mail is designed for both novice and power users and offers lots of features for everyone. It provides features like Push IMAP Support, GPG & PGP/MIME support, Per Account Notifications, Unified Inbox, White and Dark Theme, and Signatures.