A free 45 minute countdown timer. Forty-five minutes is one standard school class period — and a widely used study or work focus interval.
The timer is pre-set to 45 minute 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.
45 minutes is a standard school period length because it balances enough time for meaningful learning while staying within typical student attention spans.