Alpenglow - Never miss a incredible looking sunrise or sunset again
SunCalc - Find out where the sun will be at any time in any location
Solis - A live design output that integrates with code editor
Solaris Sky Calendar - An astronomy calendar right in your pocket
Helio - Design successful products by revealing key user behaviors
Solar Clock: Circadian Rhythm - Solar Clock: Circadian Rhythm syncs the Solar time with your Local time and shows important events (Sunrise, Waking up, Breakfast, Lunch, Solar Noon, Sport, Sunset, Sleep Time, …) based on Circadian rhythm.