Reminders are tools or notifications that help individuals remember important tasks, events, or deadlines. They can be set on various devices, such as smartphones, computers, or smartwatches, and can take the form of alarms, calendar alerts, or to-do lists. Reminders are useful for managing time and ensuring that important activities are not overlooked. Many applications, like Google Calendar or Apple Reminders, allow users to create and customize reminders based on their preferences. Users can set specific dates and times, add notes, and even categorize tasks. This functionality helps improve productivity and organization in daily life.