Missive - Team communication app now supporting FB, Twitter & SMS
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Pingly for iOS - A beautiful, modern email provider for today's internet
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Tinder Swipe Surge - Get more matches by being at large events
eM Client - eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.