PicPlanner is described as 'Calculate the position of the sun, moon, and milky way to plan the perfect time to take a picture' and is an app. There are more than 10 alternatives to PicPlanner for a variety of platforms, including iPhone, iPad, Web-based, Android and Mac apps. The best PicPlanner alternative is Positional, which is both free and Open Source. Other great apps like PicPlanner are Skylight Forecast, Sun Surveyor, Sunlitt and Suncalc.
Tap any point on the map and see the full solar day there: sunrise, sunset, twilight, golden hour, live sun position. A time slider scrubs through the day and the sun marker, shadow arrow and daylight wedge on the map move with it.
SunSeek is the ultimate app to improve your circadian health and vitamin D production using sunlight.
Solartopo provides global sunrise, sunset data with topographic analysis, precise solar orbit services calculating azimuth and zenith angles, solar cell alignment advice, and hilly terrain sun-exposure finder. Calculations consider time zones, light refraction for future predictions till year 6000.
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