Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.
Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Userflows - Automatically generate user journeys
LockOnMe - LockOnMe is a location-sharing app, displaying targets and associated Points Of Interest on maps & fun radars.