Sun Surveyor - Sun Surveyor calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset...
Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
The Photographer's Ephemeris - TPE is a tool to help you plan outdoor photography in natural light, especially landscape and urban scenes. It is a map-centric sun, moon and milky way calculator: see how the light will fall on the land, day or night, for any location on earth.
Etar - Material design open source calendar for Android.
Sun Intervals - Using a functional diagram and easy to read interface, Sun Intervals displays exactly how much...
Google Calendar - Spend less time managing your day & more time enjoying it