Fantastical 2 - Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.
GPS Status & Toolbox - Display your GPS and sensor data: Shows the position, number and signal strength of GPS satellites.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
iHunter Alberta - iHunter Alberta is an amazing mobile application offered by Inside Outside Studio Inc.
Morgen.so - All-in-one Calendar, Tasks & Scheduler. Morgen is the single hub for everything that revolves around time management.
Trail Sense - An Android app which uses your phone's sensors to assist with wilderness treks or survival situations.