3 Hour Timer - Customizable Countdown Timer

03:00:00

3 Hour Timer

Completed Sessions: 0

Customize Your Timer Experience

Background Customization

How to Use This Online Timer

⏱️ Set Your Timer

Enter your desired duration in HH:MM:SS format (e.g., 03:00:00 for 3 hours, 25:00 for 25 minutes). Click START to begin the countdown.

🎨 Customize Appearance

Personalize your timer with custom colors for rings, text, and progress indicators. Upload your own background image or choose from 30+ presets.

🔔 Alarm Notifications

When time's up, you'll hear an audio alarm and see a pulsing animation. Click anywhere to stop the alarm and start your next session.

📊 Track Sessions

Monitor your completed sessions with the counter at the bottom. Perfect for Pomodoro technique and productivity tracking.

Why Use Our Online Timer?

  • No Installation Required: Works directly in your browser on any device
  • Fully Customizable: Adjust colors, sizes, and backgrounds to match your style
  • Visual Progress Tracking: See time remaining at a glance with animated progress rings
  • Fullscreen Mode: Eliminate distractions with immersive fullscreen display
  • Mobile Friendly: Responsive design works perfectly on phones and tablets
  • 100% Free: No registration, no limits, no hidden costs

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