Fullscreen digital clock with 12h/24h format and date display.
Free Fullscreen Digital Clock
A clean, distraction-free digital clock that displays the current time in your browser. Press the fullscreen button to fill your screen — perfect for displaying on a TV, projector, or second monitor. Toggle between 12-hour and 24-hour format, and show or hide seconds.
Why Teachers Love the Online Clock
Teachers use this clock to display the current time on a classroom projector throughout the day, eliminating the "what time is it?" question and helping students develop time awareness. It's also popular with remote workers who want a large clock visible while working.
Frequently Asked Questions
How do I display the clock fullscreen?
Click the fullscreen button in the corner or press F on your keyboard. The clock fills your entire screen.
Can I display this clock on a TV?
Yes. Open the clock in your browser, press fullscreen, and mirror or cast your screen to the TV as you normally would. Works with Chromecast, Apple AirPlay, and HDMI.