The Bat - The Bat! is a secure desktop email client for Windows, designed to protect your correspondence against third-parties and to save your time.

Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Mailspring - Mailspring is a mail client for Mac, Windows and Linux.

Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.

Geary - Geary is an email application built for GNOME 3.

Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!