Sygic Maps - The world's first online maps designed for travelers
Sun Surveyor - Sun Surveyor calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset...
Wanderlog - Collaborative travel planner with combined itinerary and map
Natural Hour - A roman timekeeping add-on for Suntimes.
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.
Sol: Sun Clock - Get reminded when it's sunrise or sunset, wherever you travel!