Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Linux
- Windows
- Homebrew

Sun Surveyor is described as 'Calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset times, Solar Noon, Golden Hour and Blue Hour times, Moon Phases, Shadow Ratios and many other pieces of related information' and is an app in the photos & graphics category. There are more than 10 alternatives to Sun Surveyor for a variety of platforms, including iPhone, iPad, Web-based, Android and Mac apps. The best Sun Surveyor alternative is Positional, which is both free and Open Source. Other great apps like Sun Surveyor are Skylight Forecast, PicPlanner, Photopills and Sunlitt.

A free browser-based app for planning Moon photography shots, alignments, terrain visibility and eclipses.




Everyone wants to take great photos. However, many photos look "flat". The main reason for the flatness is because there is no light. Photography is an art of using light. Landscape photography is an art of using nature light.




This is a special call to landscape photographers, travel photographers, nature photographers and those who are interested in night photography, city photography, time-lapse, star-trails, milky way or astro-photography: look no more, this is the ultimate app for you - the Planit...




Heliora is "Street View for the sun." Drop a pin anywhere on Earth and get a 3D sky view from that exact spot, showing the sun's and moon's path across the sky against the real terrain horizon — decoded from

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.



PhotoWeather helps photographers spot and capture the perfect weather windows. Define rules like fog, gappy clouds, or golden hour; get alerts, sync to calendar, and plan confidently.



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.
