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Countdown Timer

A countdown timer that alerts you when time is up. Use quick preset buttons (1m, 3m, 5m, etc.) for one-click start, or save your own custom presets for frequently used times. Extend time on the fly with +1m/+5m buttons for flexible time management.

Timer Features

⏱️ Quick Presets

One-click start with 1m, 3m, 5m, 10m, 15m, 30m, and 1h preset buttons. No manual input needed.

💾 Save Custom Presets

Name and save your frequently used times (up to 10). Load them instantly with a single click next time.

🔗 URL Sharing

Copy your timer settings as a URL to share with others. Recipients can open the link and the same time is instantly set.

⏳ +1m / +5m Extend

Need more time? Extend the running timer instantly with +1 minute or +5 minute buttons.

How to Use the Timer

Step 1 - Set Time: Click the hour/min/sec fields and enter your desired time, or tap a preset button like 1m, 3m, or 5m.

Step 2 - Start: Press the ▶ Start button to begin the countdown. You can also press the Space bar on your keyboard.

Step 3 - Pause & Extend: Pause with the Stop button, or tap +1m/+5m to add more time while running.

Step 4 - Alarm: When time is up, your chosen alarm sound plays and a popup appears. Tap OK to set a new timer.

Use Cases

🍜 Cooking Noodles

Set 3 minutes for ramen, 4 minutes for cup noodles, or 2 minutes for instant rice.

🍳 Cooking & Baking

Track oven preheating, dough rising, pasta boiling, and other cooking steps.

📚 Study & Focus

Set a goal like '30 minutes of study' to boost your concentration.

☕ Brewing Tea & Coffee

Green tea 2m, black tea 3m, pour-over coffee 4m — time your beverages precisely.

FAQ

How do I save a custom preset?

Enter your desired time in the hour/min/sec fields, type a name in the input below, and click 'Save'. Your saved preset will appear in the preset list and can be loaded with one click.

What is the chain timer?

The chain timer lets you add multiple steps with custom names and durations. Press Start once and they run in sequence automatically — when one step ends, the next begins. Great for complex routines.

Can I extend time while the timer is running?

Yes! During countdown, +1 minute and +5 minute buttons appear. Click them to instantly add time to the remaining countdown.

I can't hear the alarm sound

Check your browser's volume settings. Some browsers restrict audio before user interaction. The alarm will work normally after you click the Start button.

Privacy Notice

Timer settings and records are processed only in your browser and are not transmitted to any server. Pomodoro session records and alarm settings are stored only in the browser's local storage, so there is no risk of your personal data being leaked.

What is an Online Timer?

An online timer is a free countdown timer you can use directly in your web browser. Set hours, minutes, and seconds freely, and get an alarm when the countdown ends. Use it as a cooking timer, study timer, workout timer, and more.

It offers 4 modes (Timer, Pomodoro, Interval, Multi Timer), 5 alarm sounds, 6 ambient sounds, vibration alerts, and voice countdown. No installation required - use it on PC and mobile instantly.

Key Features

4 Modes

Switch between Timer, Pomodoro, Interval, and Multi Timer modes using the tabs at the top.

5 Alarm Sounds & Vibration

Choose from Classic Bell, Digital Beep, Chime, Bird Song, or School Bell. Vibration and voice countdown also supported.

6 Ambient Sounds

Rain, Cafe, White Noise, Fireplace, Ocean Waves, and Forest sounds to help you focus.

Presets & URL Sharing

Save frequently used times as presets and share timer settings via URL.

Screen Wake Lock

Prevents the screen from turning off while the timer is running. Keyboard shortcuts also supported.

How to Use

  1. Step 1: Choose Mode — Select Timer, Pomodoro, Interval, or Multi from the tabs at the top.
  2. Step 2: Set Time — Enter hours/minutes/seconds or use preset buttons for quick setup.
  3. Step 3: Alarm & Options — Configure alarm sound, ambient sound, volume, and vibration.
  4. Step 4: Start — Click Start or press Space bar to begin countdown. Extend with +1min/+5min buttons.

Use Cases

Cooking & Kitchen

Set precise cooking times for noodles (3 min), pasta (8 min), oven recipes, and more.

Study & Learning

Set focus time for efficient studying. Even more effective when combined with Pomodoro mode.

Exercise & Training

Use Interval mode for Tabata, HIIT, and various workout programs.

Work & Meetings

Manage presentation time, meeting duration, and boost work efficiency.

Frequently Asked Questions (FAQ)

I can't hear the timer alarm

Please check your browser's volume settings. Some browsers may restrict audio playback before user interaction (like clicking). The alarm will work normally after you click the Start button.

How many minutes should I set for cooking noodles?

Standard instant noodles typically require 3 minutes. Some products may need 4-5 minutes. Enter the desired time in the Minutes field and press Start.

What is the Pomodoro Technique?

Developed by Francesco Cirillo in the 1980s. One 'pomodoro' is 25 minutes of focus + 5 minutes of break. After 4 pomodoros, take a 15-30 minute long break.

Can I change the Pomodoro focus time?

Yes, use the ± buttons to adjust from 1 to 90 minutes in 5-minute increments. Break times are adjustable too.

What is Tabata training?

Developed by Dr. Izumi Tabata in Japan. It's a HIIT protocol of 20 seconds all-out exercise + 10 seconds rest for 8 sets (4 minutes total).

What's the difference between HIIT and Tabata?

Tabata is a specific type of HIIT. HIIT is the general term for high-intensity interval training with flexible work/rest times and rounds. Tabata is a fixed protocol of 20s/10s/8 rounds.

How many timers can I run simultaneously?

You can run up to 4 independent timers simultaneously. Each timer can be started, stopped, and reset individually.

Privacy Notice

Timer settings and records are processed only in your browser and are not transmitted to any server. Pomodoro session records and alarm settings are stored only in the browser's local storage, so there is no risk of your personal data being leaked.