Guides ·
How to use Online Alarm Clock
Online Alarm Clock. Set alarms with sounds in your browser. No. Browsers cannot wake a sleeping device.
The short answer
To set an online alarm, choose the time, a label and a sound, and keep the tab open. The alarm rings at that time in your local time zone with a notification, and you can snooze for 5 minutes.
It runs in your browser. What you enter is not uploaded.
How to use it
Type or paste your input into the Online Alarm Clock.
Choose any options you need.
See the result update instantly.
Copy the result or download it.
Limits worth knowing
Does the alarm work if my computer sleeps? No. Browsers cannot wake a sleeping device. Keep the computer awake and the tab open, with the sound on.
Can I set several alarms? Yes, as many as you like; they are saved in this browser.