Set the alarm clock for 4:41 am

Leave this tab open — the alarm only rings while the tab stays open.

The alarm goes off in: ::

You can also try the other alarm clocks

Alarm clock for 4:39 am Alarm clock for 4:40 am Alarm clock for 4:42 am Alarm clock for 4:43 am

Going to bed for a 4:41 am alarm

Asleep by 7:26 pm — 6 full sleep cycles, about 9 hours
Asleep by 8:56 pm — 5 full sleep cycles, about 7 hours
Asleep by 10:26 pm — 4 full sleep cycles, about 6 hours

A sleep cycle runs about 90 minutes, and most people take around 15 minutes to drop off. Waking at the end of a cycle feels easier than waking in the middle of one.

4:41 am across the country

Sydney	4:41 am
Brisbane	4:41 am
Adelaide	4:11 am
Perth	2:41 am
Darwin	4:11 am

Times are worked out live in your browser, so daylight saving is already accounted for.

Online alarm clock for 4:41 am

As you hand over the last few tasks before leaving, set the 4:41 am alarm as your cue to warn the neighbours that you are heading off before daylight. That leaves a clear checkpoint before 5:00 am, so the message or quiet knock does not get lost among keys, bags and final instructions for whoever is taking over.

Your departure cue needs an audible check, especially if the phone was muted during the night. Set the alarm, confirm the displayed time is 4:41 am, then raise the alarm volume and test that sound can play despite your usual silent setting. A browser alarm cannot remind you to contact the neighbours once its page is closed or the phone has gone to sleep, so use the built-in phone alarm as a backup if you may put it away.

Leaving at 4:41 am means the street and front path may still be dark, even when indoor lights make everything seem visible. Switch on the porch or driveway light before collecting your things, and place a torch beside the keys for any unlit gate or shared path. Aim lights down rather than towards nearby windows, which helps you see locks and steps without making the early warning to neighbours more disruptive than necessary.

Common questions

Is this alarm accurate across daylight saving time?

It uses your device's local clock, so as long as your computer's time and date settings are correct, it'll adjust automatically when daylight saving time starts or ends.

Can I use this on my phone instead of a laptop?

Yes, it works in a mobile browser the same way, but phones are more likely to lock the screen or sleep, which can stop the alarm from ringing. A laptop or desktop tends to be more reliable for this.

Can I set more than one alarm at a time?

This page is built around a single alarm at a time. For multiple alarms, open a separate tab for each one and set a different time in each, keeping every tab open until it's rung.

Why use a browser alarm instead of my phone's built-in one?

Mainly for reliability against silent mode, do-not-disturb, or a phone left charging out of earshot. It's a useful backup or a desk-based alternative, though it depends on this tab staying open rather than running in the background of your phone.