Online Countdown Timer Generator ⏱️

Free & Accurate Timer - Set countdowns from 1 second to 24 hours

✓ Quick Preset Buttons ✓ Fullscreen Mode ✓ Alarm Sound ✓ Mobile Friendly

Set Your Countdown Timer

Countdown Timer

05:00

Why Use Our Countdown Timer?

Quick Setup

Preset buttons for common durations let you start your timer with just one click.

Fullscreen Mode

Go fullscreen for better visibility during workouts, presentations, or classroom activities.

Audible Alarm

Clear alarm sound notification when your countdown reaches zero.

Mobile Friendly

Works perfectly on all devices - desktop, tablet, and mobile phones.

No Registration

Use our timer immediately without any sign-up or personal data required.

Completely Free

No hidden fees, no subscriptions. Use our timer as much as you want.

How to Use the Countdown Timer

Method 1: Preset Buttons

  1. Choose from our quick preset buttons (1 min, 2 min, 3 min, 5 min, 10 min, 15 min, 30 min, 1 hr, 2 hr, 24 hr)
  2. Click the button for your desired duration
  3. Click the Start button to begin your countdown

Method 2: Custom Time

  1. Enter hours (0-23), minutes (0-59), and seconds (0-59) in the input fields
  2. Ensure your total time is between 1 second and 24 hours
  3. Click the Start button to begin your countdown

Timer Controls

  • Start: Begin the countdown
  • Pause: Temporarily stop the timer
  • Reset: Stop and reset to original time
  • Fullscreen: Expand timer to full screen

Common Uses

  • Workout intervals and exercise timing
  • Study sessions and productivity timing
  • Cooking and kitchen timer
  • Meeting and presentation timing
  • Classroom activities and exams

Quick Countdown Options

1 Min

Quick tasks, short breaks

2 Min

Power naps, quick thinking

3 Min

Breathing exercises, meditation

5 Min

Short workouts, quick breaks

10 Min

Focus sessions, morning routine

15 Min

Pomodoro technique, short reads

30 Min

Exercise routines, cooking

1 Hr

Meetings, study sessions

2 Hr

Movies, workshops, events

24 Hr

Daily challenges, deadlines

Frequently Asked Questions

What is a countdown timer?

A countdown timer is a clock that counts down from a specified time interval to zero, typically to mark the end of a scheduled event or activity. Our online countdown timer lets you set custom durations from 1 second to 24 hours.

How do I set a 1 minute countdown timer?

Simply click the "1 Min" preset button, then click the Start button. You can also manually set 0 hours, 1 minute, and 0 seconds in the input fields.

Can I use this as a 5 minute countdown timer?

Yes! Click the "5 Min" preset button or manually enter 0 hours, 5 minutes, and 0 seconds, then click Start.

How do I create a 10 minute countdown?

Use the "10 Min" preset button or set 0 hours, 10 minutes, and 0 seconds in the input fields before starting the timer.

Can I set a 30 minute countdown clock?

Absolutely. Click the "30 Min" preset button or manually enter 0 hours, 30 minutes, and 0 seconds.

How do I make a 1 hour countdown?

Use the "1 Hr" preset button or set 1 hour, 0 minutes, and 0 seconds in the input fields.

Can I set a 24 hour countdown?

Yes, our timer supports up to 24 hours. Use the "24 Hr" preset button or set 24 hours, 0 minutes, and 0 seconds.

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