Android app (and widget collection) that displays sunlight and moonlight times for a given location.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Android
- F-Droid




Solar Clock: Circadian Rhythm is described as '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' and is an app. There are four alternatives to Solar Clock: Circadian Rhythm for Android, iPhone, iPad and F-Droid. The best Solar Clock: Circadian Rhythm alternative is Suntimes, which is both free and Open Source. Other great apps like Solar Clock: Circadian Rhythm are Natural Hour, Sunrise Sunset Tracker and Circadian.
Android app (and widget collection) that displays sunlight and moonlight times for a given location.








Capture stunning shots with precise golden hour timings and location-based reminders, while staying in sync with natural cycles, your circadian rhythm, and perfect light.




Circadian provides you with reminders & alarms to operate on your optimal biological schedule. Start sleeping, waking, eating, fasting, exercising and working when you are meant to.



