Clock

Clock is a privacy-conscious open-source clock, based on AOSP. Does not use internet permission, and thus is 100% offline. Features:

• Set the alarms to a specific date;
• Flip and shake action to dismiss/postpone alarm;
• Turn off/postpone the alarm with the power button or volume buttons;
• For some Snapdragon devices only, the alarm is triggered when they are switched off
• Unfortunately, this feature may not work on some devices despite the presence of the "com.qualcomm.qti.poweroffalarm" system app.
• Swipe to delete an alarm;
• Duplicate alarms;
• Customizable alarm title;
• Customizable ringtone;
• Ability to play ringtones randomly;
• Light, dark or system theme;
• AMOLED mode for dark theme;
• Customizable interface;
• Digital or analog clock style;
• Display home time when traveling;
• Display the time in many cities around the world;
• Timer and stopwatch included;
• Possibility of sharing your stopwatch with your contacts;
• Customizable screensaver;
• Modern widgets;
• Customizable widgets;
• Support for tiles in quick settings (for Android 7+);
• Backup and restore application data (except custom ringtones);
• Material design;
• Dynamic colors for Android 12+;

Many fixes and improvements detailed here:
https://github.com/BlackyHawky/Clock/releases/tag/2.31