With this clock app you can not only calculate the times of sunrise and sunset but also compare the twilight with a unique graphic.
Track the current position of the sun and the length of the day in different locations.
It's basically a modern version of the sundial but presented as a loading bar.

NEW: Daylight alarms. Wake up with the sun instead of a fixed time.
Set an alarm clock that rings at sunrise or sunset — or minutes before or after — and it adjusts automatically every day as dawn and dusk shift through the seasons. Choose repeat days alarm sound and vibration.

Let the sun guide your day and get more done before it gets dark.
Calculate solar noon midnight or e.g. the time since it got light.
Do you know the difference between Official Sunrise/Sunset Civil Sunrise/Sunset Nautical Sunrise/Sunset and Astronomical Sunrise/Sunset?

See the whole year at a glance: the daylight calendar shows how day length changes and when the solstices and equinoxes happen.

Sunrise alarm and sunset alarm that follow the sun.
Database of 50000 cities.
No internet connection required — works offline.
With clock widget for the home screen.
Track sunrise and sunset in multiple locations or use GPS.
Unlock all designs daylight alarms calendar colors and more with a one-time purchase. No subscription.