2.10.43 Safe to install
Day and Night Clock by Stefan Fruhner: A Unique Visual Time Indicator

The Day and Night Clock offers an innovative visual representation of time, depicting daytime and nighttime transitions in an engaging way.
NightDream
NightDream is a desk clock that also functions well during the night. In dock mode, this app provides a simple digital clock that automatically adjusts its brightness. During the day, the display is bright, but at night, it dims to a minimum brightness. You can easily adjust the font size using a two-finger-zoom gesture.
Daydream
This app can be used as a Daydream from Android 4.2 onwards.
Quick alarms
You can set the alarm clock with a swipe from the left and delete it by tapping on the lower right corner.
Battery
While charging your mobile device, NightDream calculates an estimated time until the battery is fully charged.
Notifications
You can enable notifications for missed phone calls, GMail, WhatsApp, and Twitter. For Android 4.3+, go to Settings > Security > Notification access > enable NightDream. For earlier versions of Android, go to Settings > Accessibility > enable NightDream.
In-App Payments
If you wish to see the current weather conditions below the time, you can purchase this feature within the app. Additionally, NightDream is an open-source project, and if you'd like to show support by making a donation, you can do so via in-app purchase.
Permissions
- android.permission.MODIFY_AUDIO_SETTINGS - This permission allows the app to silence the device during night mode.
- android.permission.RECORD_AUDIO - During night mode, the screen may be deactivated, but it can be switched on again if a certain ambient noise level is reached. The app continuously records audio for this purpose, but it does not store audio data.
- android.permission.WAKE_LOCK - NightDream is allowed to wake the device from sleep in order to enable the screen and keep it on.
- android.permission.READ_EXTERNAL_STORAGE - This permission is necessary to read background images from the external storage.
Screen Lock
This app uses the Device Administrator permission solely to lock the screen while the app is running. Before uninstalling NightDream, be sure to revoke this permission.
Overview
Day and night clock is a Freeware software in the category System Utilities developed by Stefan Fruhner.
The latest version of Day and night clock is 2.10.43, released on 04/04/2025. It was initially added to our database on 10/14/2023.
Day and night clock runs on the following operating systems: Android.
Users of Day and night clock gave it a rating of 4 out of 5 stars.
FAQ
What is the Day and Night Clock?
The Day and Night Clock is a unique timepiece designed by Stefan Fruhner, which visually represents the passage of time by blending day and night in its design.
How does the Day and Night Clock work?
The clock uses a graphical display that shows a cycle of day and night, changing its face to represent different times of the day with colors and patterns.
What materials is the Day and Night Clock made of?
The clock is typically made from high-quality materials such as glass, metal, or durable plastics, ensuring both aesthetic appeal and longevity.
Is the Day and Night Clock battery-operated?
Yes, the Day and Night Clock is traditionally battery-operated, allowing for flexible placement without needing a power outlet.
Where can I purchase the Day and Night Clock?
The Day and Night Clock can be purchased online through various retailers or directly from Stefan Fruhner's official website.
What styles or colors are available for the Day and Night Clock?
The clock often comes in multiple styles and colors to suit different decor preferences, including minimalist designs as well as more vibrant options.
Can the Day and Night Clock be used in any room?
Yes, its unique aesthetic makes it suitable for various rooms, including bedrooms, living rooms, or offices.
Is the Day and Night Clock easy to read?
Yes, despite its artistic design, the clock is designed for easy readability of time with clear differentiations between day and night.
Does the clock have any additional features?
The clock may include features such as a silent operation mechanism to ensure it does not disrupt your sleep or daily activities.
What is the warranty period for the Day and Night Clock?
Typically, it comes with a one-year warranty against manufacturing defects; please check with the retailer for specific details.

Boris Weber
I am an editor at UpdateStar. I started as a support engineer, and am now specialized in writing about general software topics from a usability and performance angle among others. I telecommute from UpdateStar’s Berlin office, when I am not working remote as a digital nomad for UpdateStar. When I'm not analyzing the latest software updates, you can find me exploring new cities, immersing myself in local cultures, and discovering innovative tech trends across the globe.
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