Set the alarm clock for 8:09 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 8:07 am Alarm clock for 8:08 am Alarm clock for 8:10 am Alarm clock for 8:11 am

Going to bed for a 8:09 am alarm

Asleep by 10:54 pm — 6 full sleep cycles, about 9 hours
Asleep by 12:24 am — 5 full sleep cycles, about 7 hours
Asleep by 1:54 am — 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.

8:09 am across the country

London	8:09 am
Birmingham	8:09 am
Manchester	8:09 am
Glasgow	8:09 am
Belfast	8:09 am

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

How to use the online alarm clock

As you hand over the school-bus preparations to someone else, an 8:09 am alarm can mark the exact moment they take charge. Tell them what remains — perhaps finding a PE kit, filling a water bottle or checking the pickup point — so nothing depends on guesswork. There are 51 minutes until 9:00 am, leaving a useful margin for the child to get ready and reach the bus without turning the changeover into a rush.

For this particular handover, set the alarm for 8:09 am and keep the page available while you finish your part of the routine. Check the device’s sound setting as well: silent mode may leave the visual alert working while making the alarm difficult to hear from another room. Your child’s school bus handover could be missed if you close the page or allow the phone or laptop to sleep, because the browser may then be unable to sound the alarm.

A handover early in the morning can affect everyone who is still dressing, eating breakfast or trying to sleep. Place the device where the adult taking over can hear it, but keep the volume low enough that it does not wake the whole house. A short, recognisable alarm tone at 8:09 am is easier to connect with the school-bus task than a prolonged sound, especially when several people are moving through the same hallway or kitchen.

Common questions

What happens if my laptop goes to sleep before 8:09 am?

The tab sleeps along with it and the alarm will not sound on time, if at all. If you are relying on it, change the power settings so the machine stays awake, or keep a phone alarm running as well.

Do I need an account or an app?

Neither. Choose a time and a sound, press Start, and it runs in this browser tab. Nothing is downloaded, nothing is registered, and closing the page leaves nothing behind on the device.

Can I change the sound?

Yes, there is a short list of tones to pick from before you press Start. Softer sounds are easy to sleep through, so a firmer bell tends to be the safer choice for anything early in the morning.

Will it still be right when the clocks change?

Yes. It reads your device's local clock, so the move between GMT and BST at the end of March and October is picked up automatically, as long as the computer's date, time and time zone are set correctly.