An open-source file manager for Android presents files and folders in a Material Design interface.
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18 alternativesClock
The Clock app is customizable and open source, with privacy-focused design inspired by the Android Clock application.
About Clock
Clock is an open-source Android clock app hosted on GitHub by BlackyHawky. It is described as customizable and privacy-first, with design inspired by the AOSP Clock application. The repository provides source code, downloads, documentation, and issue reporting for the project.
With the app, users can manage alarms, including alarms for a specific date, and dismiss or snooze them by flipping or shaking the device, using power or volume buttons, or solving math problems. It also includes a world clock, timer, and stopwatch, with options to share stopwatch results. Customization includes light, dark, or system themes, AMOLED mode, digital or analog clock styles, and adjustable interface, screensaver, and widgets.
The project suits Android users who want an open-source, privacy-focused clock alternative and are comfortable installing from GitHub or other distribution channels. It supports Android 7+ for quick settings tiles and notes device-specific issues, including battery optimization settings on some manufacturers. The code is licensed under GPLv3, with an additional Apache 2.0 license file because it is based on AOSP Clock.
Key features
- Alarms for specific dates with flip, shake, button, and math dismissal
- Light, dark, or system theme and AMOLED mode
- Digital or analog clock styles with customizable interface, screensaver, and widgets
- World clock for multiple cities and home time when abroad
- Built-in timer and stopwatch with shareable stopwatch results
- Backup and restore, quick settings tiles, and Material Design UI
Best for: Android users who want a customizable, privacy-focused, open-source clock app they can install or build from GitHub.
Good for
- Open source under GPLv3 with publicly available code
- Privacy-first design inspired by AOSP Clock
- Wide customization for themes, clock styles, widgets, and alarms
- Includes alarms, world clock, timer, and stopwatch in one app
Watch out for
- Device-specific issues may occur due to limited testing
- Some extra features may not work on certain devices
- Nightly builds are experimental and may be unstable
Clock at a glance
- Website
- github.com/BlackyHawky/Clock
- Category
- Mobile Apps › Android Utility Apps
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Android
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Clock FAQ
Is Clock free?
The repository does not state a price. The app is open source under GPLv3, and release, nightly, and debug builds are described in the project.
Is Clock open source?
Yes. Clock is licensed under GNU General Public License v3.0, with an additional Apache 2.0 license file because it is based on AOSP Clock.
What can I do with Clock?
You can set alarms, use a world clock, timer, and stopwatch, and customize themes, clock styles, widgets, and other interface elements.
Does Clock work on all Android devices?
The project targets Android and includes features like quick settings tiles for Android 7+. It notes device-specific issues and says some extra features may not work on certain devices.
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