Open Source Android Countdown Timers

This is a simple timer stopwatch written in C++ with the Qt framework, without any extra features. A program for minimalists.

Clock is a free, open-source Android clock application inspired by AOSP Clock, with extensive customization and privacy-focused functionality. It combines alarms, timers, stopwatches, and world clocks in a unified interface. Users can schedule alarms for specific dates and customize their titles, backgrounds, and ringtones. Advanced dismissal options include shaking or flipping the device, pressing hardware buttons, and solving mathematical problems. Its appearance supports analog and digital clocks, AMOLED themes, and Android dynamic colors. World clock functionality displays times across multiple cities. Additional tools include customizable widgets, screensavers, Quick Settings tiles, and stopwatch result sharing. Backup and restoration help preserve personalized settings.

Clock You is a free, open-source Android clock application designed around privacy and Material Design 3. It brings essential timekeeping tools into a unified interface with a modern visual appearance. Users can access a clock, create alarms, configure countdown timers, and measure elapsed time with a stopwatch. Its interface follows Material You design principles for consistency with supported Android devices. Light and dark themes allow the appearance to adapt to different environments and preferences. Built with Kotlin and Jetpack Compose, the application emphasizes responsive navigation and straightforward controls. Clock You provides an alternative to proprietary clock applications while maintaining an accessible and minimalist design. Its source code is publicly available for community contributions and customization.

Fossify Clock combines essential Android timekeeping tools in a customizable, privacy-focused application. It provides alarms, countdown timers, a stopwatch, and home screen clock widgets. Users can create multiple alarms with selected weekdays, personalized labels, vibration settings, and custom ringtones. Gradually increasing alarm volume and adjustable snooze controls support flexible wake-up routines. The stopwatch measures elapsed time and individual laps, with options to sort recorded results. Countdown timers include configurable sounds, vibration, and pause controls. Home screen widgets support analog and digital designs with adjustable colors and transparency. The application works offline without advertisements or unnecessary permissions and includes customizable Material Design themes.

Meditime is a simple meditation timer and has the following features: - Define a meditation time between 0 and 60 minutes. - Optionally plays an initial sound; - Select between 7 ending sound from Buddhist to Muslim sounds.

Pomodorot is a free, open-source productivity timer designed to organize work sessions and regular breaks using the Pomodoro technique. Built with the Godot engine, it provides a simple interface for managing focused activities. Users can customize the duration of work sessions, short breaks, and long breaks. The application automatically transitions between timers when configured to do so. Desktop notifications and sound alerts indicate when a session ends. Additional settings include an always-on-top window and minimization to the system tray. Command-line options allow timers to start automatically or run without notifications. Available for Windows, macOS, Linux, and Android, Pomodorot also supports reminders based on the 20-20-20 rule for reducing screen-related eye strain.