Free Online Alarm Clock
TIME NOW
11:57:47pm
MON - 13 APR 2026
Alarm
Set Your Alarm
Choose the time you'd like to wake up or be reminded. When the alarm triggers, it'll display a message and play your selected tone instantly, even in fullscreen mode.
Current Alarm
No alarm set
How to Use the Online Alarm Clock
1. Set Time
Click “Set Alarm” and choose your desired time to ring.
2. Pick Sound
Select a preferred sound and preview it before setting.
3. Confirm
Press “Set Alarm” to activate and save your settings.
4. Keep Open
Keep this tab active to ensure your alarm rings on time.
Important: Keep this tab open and ensure your computer does not go into sleep mode. Alarms won’t trigger if the browser or system is suspended.