Online Alarm Clock

About

The Online Alarm Clock lets you set multiple alarms right in your browser without downloading any software. A beautiful analog clock face shows the current time in real time, and your alarms trigger with an audio alert that keeps ringing until you dismiss it. Perfect for reminders during study sessions, meetings, or classroom activities.

How to Use

1. Enter the hour (0–23) and minute (0–59) for your alarm.
2. Optionally add a label to identify the alarm.
3. Click Add to create the alarm — it appears in the list below.
4. When the alarm time is reached, an audio alert plays and the clock pulses red.
5. Click Dismiss to silence the alarm.

Frequently Asked Questions