# TimeReminder > TimeReminder is a free web app that provides audible reminders at regular quarter-hour intervals, offering a lightweight alternative to typical alarms and timers. TimeReminder runs in a modern web browser and requires JavaScript and audio support. Users can choose reminders at the top of the hour (:00), quarter past (:15), half past (:30), or quarter to the hour (:45). They can also adjust the volume, set an optional time to stop reminders, and keep their reminder preferences between visits using local storage. No account or installation is required. ## Product - [TimeReminder](https://timeremind.info): Use the live web app. - [TimeReminder source code](https://github.com/devjusty/TimeReminder): Read the open-source implementation and project documentation. ## Related tools - [Bed Time Calculator](https://sleep.timeremind.info): Calculate a suggested bedtime or wake-up time. - [Tea Timer](https://tea.timeremind.info): Set a simple tea timer.