How to use the online alarm clock
You have just woken up, and collecting your reserved books from the library is still the first job ahead. Set the alarm for 3:55 pm so you have a clear moment to get up, find your library card and gather what you need. By 4:00 pm, you can be dressed and ready to leave rather than still deciding where to begin.
Your library collection makes a practical reason to check the signal before depending on it. Set a brief test alarm now, keep the sound switched on and choose a volume you can hear from across the room. That quick check confirms what 3:55 pm will sound like while there is still time to adjust it. Keep a separate phone alarm as backup: this browser alarm cannot protect the books collection if its page is no longer running or the computer has gone to sleep.
Heading towards the library in the afternoon may mean stepping into busier streets just as school traffic and commuter movement begin to build. Put your shoes, keys and card together somewhere visible before settling down again, so surrounding noise at 3:55 pm does not distract you from leaving. If the room is already lively, place the alarm close enough to distinguish its tone from conversation, traffic or the television.
Common questions
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.
Can I use this on a phone?
It works in a mobile browser, but phones lock the screen and suspend background tabs far more readily than a laptop does, which can stop the alarm sounding. For anything important, a desktop or a plugged-in laptop is the steadier option.