Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
OwnTracks - Cross-platform location sharing
Mailbird - Mailbird is the best email client for Windows 7, 8 and 10
Mapple.me - Mapple.me bridges the gap between available time and availability of friends to increase social...
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.