Webmobi - Create mobile apps for Events, Festivals, Enterprises & University Campuses with webMOBI Mobile App Builder | Start Building Free!
Sun Surveyor - Sun Surveyor calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset...
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.
Suntimes - Android app (and widget collection) that displays sunlight and moonlight times for a given location.
Apple Mail - There’s big news attached.
Sol: Sun Clock - Get reminded when it's sunrise or sunset, wherever you travel!