A 10-25 minute work-rest timer that uses a sunrise-sunset animation to visually feel the passage of time and help you get work done. Set your work and rest period time between 1 and 60 minutes. Set the number of rounds to work between 1 and 5 times. Press play and simply work when the sun is up, and rest at night time. Apple Watch Features: Change sunset colors in settings. Use crown to time scroll forward or backward. Use Complications as a shortcut to Sun Timer from the clock.