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Set an alarm for 20 hours

Timer: 20 hours

20:00:00

Keep this tab open and your volume on. Allow notifications to get an alert even when the tab is in the background.

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Add as many timers as you need. Each one rings on its own.

    20 hours in other units

    Seconds72,000
    Minutes1,200
    Hours20

    What a timer for 20 hours is good for

    Slow cooking, parking meters, screen-time limits and long tasks.

    Questions about 20 hours

    How do I set a timer for 20 hours?

    Press Start. The timer counts down 20 hours and plays your chosen sound at zero. You can pause or reset it at any point.

    How many seconds are in 20 hours?

    20 hours is 72,000 seconds, or 1,200 minutes.

    Does the timer keep running if I switch tabs?

    Yes. The timer tracks the finish time, so it stays accurate in a background tab. Allow notifications to get an alert when it ends.

    20 hours

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