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Fullscreen Timer

Hit F and Chrono fills the display — ideal for projectors, TVs and spare monitors. Loud alarm when the countdown ends.

Quick answer

Fullscreen Timer on Chrono Timer: Hit F and Chrono fills the display — ideal for projectors, TVs and spare monitors. Loud alarm when the countdown ends. Free on iautre.com — no account, works offline.

Fullscreen Timer

Great for

  • Projectors
  • TV wall clocks
  • Workshops
  • Gym floors

How to use the timer

  1. 1

    Set the time

    Use hours, minutes and seconds — or tap a quick preset below the display.

  2. 2

    Press start

    Hit play or press Space. The countdown keeps running if you switch tabs.

  3. 3

    Get alerted

    When time is up the alarm rings, with an optional notification and confetti.

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More goals

Guides · Browse all timer pages · Back to home timer

FAQ

What is a fullscreen timer?+

A fullscreen timer is an online countdown (or pomodoro/interval) tuned for work workflows—clear display, alarm when time is up, and presets that match how people actually work.

Is this fullscreen timer free?+

Yes. Chrono Timer’s fullscreen timer on iautre.com is free, with no ads and no account. Settings stay in your browser.

Does the fullscreen timer work offline?+

Yes. After the first visit, Chrono works as a PWA offline—useful for classrooms, travel, and flaky Wi‑Fi.

Can I customize the fullscreen timer?+

Fully—backgrounds, clock styles, fonts, colors, ambient sounds, and saved themes. Make it match your desk or classroom display.

Chrono Timer

Starting up…