3 Hour Alarm Clock - Set Alarm for 3 Hours from Now

Customize Your 3 Hour Alarm Clock

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:

Background Customization

Choose Your Background

How to Use the 3 Hour Alarm Clock

⏰

Automatic Setup

The alarm is automatically set for 3 hours from the current time. Just click START to begin the countdown.

🎨

Customize Display

Personalize colors, backgrounds, and timer display to match your preferences and environment.

🔔

Reliable Alert

When 3 hours pass, a clear alarm sound and visual notification ensure you never miss your deadline.

Why Use a 3 Hour Alarm?

⏱️ Time Management

Perfect for tracking 3-hour work blocks, study sessions, or deep focus periods. The Pomodoro technique extended for longer productivity sessions.

🍳 Cooking & Baking

Ideal for slow cooking, bread rising, marinating, or any recipe requiring a 3-hour preparation time.

😴 Extended Naps

Set a 3-hour nap alarm for afternoon rest, recovery sleep, or scheduled power naps without oversleeping.

💼 Meeting Reminders

Get notified 3 hours before important meetings, deadlines, or appointments to prepare adequately.

3 Hour Timer Features

✓ Precise countdown: Shows exact time remaining in hours, minutes, and seconds
✓ Visual progress ring: Circular indicator displays time elapsed at a glance
✓ Current time display: Always see what time the 3-hour alarm will ring
✓ Fullscreen mode: Maximize visibility on any device or screen
✓ Custom backgrounds: Choose from 30+ preset images or upload your own
✓ Adjustable colors: Personalize timer colors for different lighting conditions
✓ Alarm counter: Track how many 3-hour sessions you've completed
✓ No installation: Works directly in your browser on any device

Frequently Asked Questions

What time will my 3 hour alarm ring?

The alarm rings exactly 3 hours from when you click START. The exact alarm time is displayed below the countdown timer.

Can I adjust the 3 hour duration?

Yes! Use the timer duration input field (03:00:00) to set any custom time. You can also select a specific alarm time using the hour and minute dropdowns.

Will the alarm work if I close the browser?

No, the browser tab must remain open for the alarm to ring. We recommend keeping the tab open or using fullscreen mode.

How do I stop the alarm sound?

Click the CANCEL button or the RESET button to stop the alarm sound and clear the timer.

Does the 3 hour timer work on mobile devices?

Yes! The alarm clock is fully responsive and works on smartphones, tablets, and computers. The display automatically adjusts for optimal viewing.