Stopwatch & Alarms
Online Alarm Clock
Set an alarm that rings in your browser.
How to use the online alarm clock
- Pick a time and optional label.
- Press Add alarm and leave this tab open.
- Press Stop when it rings.
Choose a time and label. Keep this tab open: browsers cannot ring an alarm once the page is closed.
Tips
Alarms only ring while this page stays open, so keep the sound on and the tab running. Add a short label to tell several alarms apart, and test your volume before relying on one.
Frequently asked questions
Will the alarm ring if I close the tab?
No. Browsers cannot ring an alarm after the page is closed, so keep the tab open and sound on.