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    4 Hour Timer

    Perfect for half work days, intensive study sessions, or long-duration activities. Starts immediately and alerts you when complete.

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    4 hour Timer FAQ

    How do I start the 4 hour timer?

    The 4 hour timer starts automatically as soon as the page loads. You can pause it at any time, then press Resume to continue, or Reset to start a new 4 hour countdown.

    Will the 4 hour timer alarm sound when I'm on another tab?

    Yes. The browser will play the alarm sound when the 4 hour countdown reaches zero, even if the tab is in the background. Make sure your device volume is on and the tab is not muted.

    What is a 4 hour timer good for?

    A 4 hour countdown is great for naps, study marathons, slow cook recipes, or work shifts. It is a quick way to time-box an activity without juggling a stopwatch app or phone alarm.

    Is this 4 hour timer free to use?

    Yes — the 4 hour timer is 100% free, requires no signup, and works in any modern web browser on desktop or mobile.

    Set the timer for the specified time

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