Timer alarm timer and stopwatch is a lightweight Firefox addon designed for users who need to manage alarms, timers, and stopwatches efficiently. This tool provides a user-friendly toolbar popup interface, allowing for easy access to its features. Users can set multiple alarms by providing a name, date, hour, and minute, with the option to repeat alarms weekly. The addon also offers five distinct sound options for notifications, enhancing usability.

In addition to alarms, this addon includes functionalities for setting timers and stopwatches, following a similar setup process. The straightforward design ensures that users can quickly navigate through the features without confusion. This subscription-based addon is ideal for anyone looking to enhance their productivity and time management directly within the Firefox browser.