A free fullscreen classroom timer. Large, visible countdown that works on smartboards and projectors. Add custom text like "Clean Up Time" or "Exam Starts In" to make transitions smooth.
The timer is pre-set to classroom timer. Press the play button or hit Space to begin.
Click the settings icon to change font, colour, background, and size. All settings are encoded in the URL — bookmark it to reuse your exact setup.
Press F for fullscreen — ideal for classrooms and presentations. For streaming, enable transparent background and paste the URL into OBS as a browser source.
Yes. Use fullscreen mode (press F or click the fullscreen button) to fill the entire screen. The large countdown is clearly visible from the back of most classrooms.
Yes. Open settings and add custom text above or below the timer. Great for showing instructions during timed activities.
The timer logic runs entirely in the browser with no server calls — once the page loads, the countdown works offline.