Full Screen Countdown Timer

Manage time for quizzes, tasks, and games with a loud audio alarm.

: :
Or Quick Preset:

Full-Screen Countdown Timer

Need a reliable way to track time? The AlhazApp Online Timer features a massive, full-screen display perfect for projecting in classrooms, boardrooms, or using as a personal Pomodoro focus timer.

How to Use

  1. Set Time: Click directly on the large numbers to type your exact hours, minutes, and seconds, or select a quick preset from the dropdown.
  2. Start: Click the "Start" button to begin the countdown.
  3. Expand: Click the expand icon in the top corner to enter full-screen mode for a distraction-free, dark-background view.

Common Uses

  • Teachers & Educators: Run timed quizzes, reading intervals, or group activities seamlessly on a smartboard.
  • Students & Productivity: Use the Pomodoro technique (e.g., 25-minute sprints) to stay laser-focused.
  • Game Nights: Keep turns strict and fair during board games or trivia nights.
  • Kitchen & Cooking: A loud, clear alarm ensures you never burn a meal while browsing other tabs.

Frequently Asked Questions

Will the timer still run if I switch to another tab?
Yes, the timer continues counting down accurately in the background. The audio alarm will still sound when the time is up, even if you are browsing another website.
How do I use this on a classroom projector?
Click the "Expand" icon in the top corner of the timer. This hides all menus and makes the numbers massive on a dark background, perfect for projectors.
Can I set a custom time instead of the presets?
Absolutely. Just click directly on the hours, minutes, or seconds on the large display to manually type in your exact custom time.