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

Sunlitt is described as 'App that offers precise information about the sun's position and events throughout the day and year, everywhere in the world' and is an app. There are more than 10 alternatives to Sunlitt for a variety of platforms, including iPhone, iPad, Web-based, Android and Linux apps. The best Sunlitt alternative is Suntimes, which is both free and Open Source. Other great apps like Sunlitt are Sun Surveyor, PicPlanner, Suncalc and SunIZup.

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.


