1 hour timer
A full hour for exams, deep work or anything billed by the hour.
A one hour countdown, ready to start.
Ready. Press Start.
Other timers
When a 1 hour timer is useful
An hour is a long time for a web page to keep watch, so it helps to know how this one behaves. The display shows hours, minutes and seconds (1:00:00) and the browser tab shows the same, so you can check progress without coming back to the page. The finish time is set from your device's clock when you press Start; the timer does not lose time in a background tab.
Uses that suit a clear one hour limit: a practice exam paper, a block of focused work with messages closed, a parking or laundry reminder, a massage or tutoring session that is charged by the hour, a roast that needs checking, a game or screen time allowance.
The weak point is sleep. Over an hour, a laptop on battery or a phone left alone will often lock or sleep, and a suspended browser cannot sound the beep until it wakes. For anything important, keep the device plugged in and awake, or set a second alarm on a phone or kitchen timer as a backup.
How this timer works
- Press Start. The time left also shows in the browser tab, so you can switch tabs.
- Three short beeps play at zero. Sound is only possible after you click, which is why it is armed by the Start button. Check your volume.
- Pause holds the time; Reset returns to the full duration. Change the minutes or seconds boxes for any other length.