3 Hour Timer - Customizable Countdown Timer

03:00:00

3 Hour Timer

Customize Your Timer Experience

Ring Settings:

Outer Ring Color:

Inner Ring Color:

Progress Ring Color:

Progress Shadow Color:

Time Display Settings:

Time Display Color:

Time Display Size (px):

Time Display Shadow Color:

Choose Your Background

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.

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

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.

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

✓ 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