Fullscreen Digital Clock
A big, clear online clock that fills your whole screen.
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Click Go fullscreen for a big, always-on clock that fills the display. It is perfect for study sessions, live streams, classrooms, presentations and keeping time on a spare screen.
How do I make the clock fullscreen?
Just tap the Go fullscreen button and the clock expands to fill your entire screen. Press Esc or the fullscreen button again to exit at any time.
Can I switch to 24-hour time?
Yes. Use the 24-hour toggle to switch between 12 and 24-hour formats, and turn seconds on or off to suit how you want the time displayed.