Meetingbird - Powerful meeting scheduling and notes — right in your calendar
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
DixiApp - A tool to manage stand-up meetings in Slack
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
Meetingbird for Gmail - View your calendar and schedule meetings right from Gmail
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.