Sygic Maps - The world's first online maps designed for travelers
Wanderlog - Collaborative travel planner with combined itinerary and map
Calendar Lock PEA - Calendar Lock PEA is an encrypted desktop calendar with a day, week and month view. The shown calendars are never stored unencrypted on your disk, but exist only in the RAM. Platform-independent, Open Source, no installation or registration required.
Scout - Scout ♥ monoliths.
Tripsy - Planning your trip has gotten much easier.
aCalendar - TAPIRapps. aCalendar and aCalendar+ for Android. The fastest Android calendar.