NightDream

... a desk clock that is also suitable for 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 in the night it dims to a minimum brightness. Simply adjust the font size using a two-finger-zoom gesture.

Daydream
This app can be used as a Daydream from Android 4.2 on.

Quick alarms
Using a swipe from the left, you can set the alarm clock. Delete it by tapping on the lower right corner.

Battery

While charging your mobile device an estimate time is calculated until the battery is full.

Notifications
You can enable notifications for missed phone calls, GMail, WhatsApp and twitter. On Android 4.3+ go to Settings > Security > Notification access > enable NightDream.

In earlier versions of Android go to Settings > Accessibility > enable NightDream.

In-App Payments

The current weather conditions can be shown below the time. This feature purchased within the app

The project is open source. If you want to send a donation you can do this via in-app purchase.

Permissions

android.permission.MODIFY_AUDIO_SETTINGS
This permissions allows to siilence the device during the night mode.

android.permission.RECORD_AUDIO
During the night mode the screen may be deactivated. It can be switched on again if a certain ambient noise level is reached. Therefore the app continuously records audio. The app does not store audio data,

android.permission.WAKE_LOCK
The app is allowed to wake the device from sleep in order to enable the screen and to keep the screen on.

android.permission.READ_EXTERNAL_STORAGE
The permission is necessary to read background images from the external storage.

Screen Lock

This app uses the Device Administrator permission. The permission is exclusively used to lock the screen while the app is running. Before uninstalling the app the permission must be revoked.

// Option A //

To download Day and night clock mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Day and night clock mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Day and night clock from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Day and night clock in HappyMod App.