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.

Explore upcoming solar eclipses around the world. See which ones are visible from your saved locations their local times and how much of the Sun will be covered.

See golden hour blue hour daylight and night at a glance.

Daylight alarms let you wake up with the sun instead of at 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.
Customizable home screen widgets with separate front and back settings.
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.