Set the alarm clock for 2:12 pm

 

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

The alarm goes off in: ::
 
 

2:12 pm across the country

Sydney2:12 pm
Brisbane2:12 pm
Adelaide1:42 pm
Perth12:12 pm
Darwin1:42 pm

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

Online alarm clock for 2:12 pm

Pause what you are doing at 2:12 pm and set this alarm so you remember to check whether the car has overheated in the Australian sun. The reminder gives you a clear point to step away from the job in front of you, inspect the cabin and surfaces carefully, then return without watching the clock. You will still have time before 3:00 pm to handle anything the heat has affected.

Because the check interrupts another task, keep the alarm page where you can confirm it is still armed after moving to other tabs. A tab left in the background can have its activity reduced by the browser, particularly when the computer is conserving power. The car reminder cannot sound if the page has been closed or the device has gone to sleep, so use a separate phone alarm if missing it would leave the vehicle unchecked.

Once the car has been checked, decide whether 2:12 pm is a brief break in your day or the end of a midday sleep. If you plan to lie down again, keep the room quiet and shaded, and set a second alarm for the time you actually need to be up. That preserves the remaining rest instead of letting repeated clock checks break it into smaller pieces.

Common questions

Is there a cost to use this?

No, it's free, with no sign-up and no limit on how many times you set it. It just needs the tab left open until the time you've chosen arrives.

Will the alarm still ring if I close the browser tab?

No. The alarm only runs while this tab stays open — closing it, or closing the browser entirely, stops the countdown before it can ring. Keep the tab open in the background if you need it to go off later.

Does the alarm work if my laptop goes to sleep?

Not reliably. If the device sleeps or the screen locks, the browser tab pauses along with it, so the alarm may not fire on time or at all. Adjust your power settings if you're relying on this over a longer stretch.

Do I need to create an account or download anything?

No, there's nothing to sign up for and nothing to install. Pick a time and a sound, press Start, and it runs entirely in this browser tab.