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Timer

Manage time with countdown timer

Timer

Manage time with countdown timer

Current Time

--:--:----

05:00

About Timer

Countdown

Set hours, minutes, and seconds for a countdown timer.

Preset Support

Quickly set timers with 1, 3, 5, 10, 15, or 30-minute presets.

Fullscreen Mode

Switch to fullscreen to view the remaining time on a large display.

What is the Online Timer?

A web-based tool that counts down for a set time and provides notifications. Freely set hours, minutes, and seconds or use presets to start quickly. Visually monitor remaining time with a circular progress bar.

  • Flexible time settings in hours, minutes, and seconds
  • Quick timer setup with presets from 1 to 30 minutes
  • Circular progress visualization
  • Automatic alert sound when the timer finishes
  • Full-screen view of the remaining time
  • Pause and resume support

How to Use

  1. 1

    Set the Time

    Enter the countdown duration in the hours, minutes, and seconds fields, or click a preset button such as 1, 3, or 5 minutes.

  2. 2

    Start the Timer

    Press Start to begin the countdown. The circular progress bar updates to show the remaining time.

  3. 3

    Pause and Resume

    Pause the countdown whenever needed, then press Resume to continue.

  4. 4

    Acknowledge the Alert

    When the countdown ends, an alert sounds and the screen flashes. Press Reset to return the timer to its initial state.

Frequently Asked Questions

You can set up to 99 hours, 59 minutes, and 59 seconds, so the timer also works for long durations.

Yes. When the countdown finishes, an alert automatically plays through the Web Audio API. The repeating alarm helps ensure you do not miss it.

There are 6 presets: 1, 3, 5, 10, 15, and 30 minutes. One click sets the timer immediately.

Yes. All controls, including start, pause, and reset, remain available in full-screen mode.

Yes. Real-time correction based on Date.now() keeps the timer accurate when you switch tabs or leave it running in the background.

Tips & Best Practices

  • Use the preset buttons while cooking to quickly set 3 minutes for instant noodles or 5 minutes for eggs.
  • Use the Pomodoro technique to manage cycles of 25 minutes of focus + 5 minutes of rest.
  • Time your rest periods between exercise sets for more efficient training.
  • Use full-screen mode to manage presentation or meeting time.
  • The circular progress bar gives you an at-a-glance view of the proportion of time remaining.

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