Classrooms and screens
Put a readable digital time display on a whiteboard, projector, or shared screen.
Exact live seconds
Online Clock with Seconds
Open a free online clock with seconds for exact time checks, classrooms, meetings, streams, labs, and full-screen browser displays. Large HH:MM:SS time updates live.
Online time with seconds
Meetings and offices
Keep the exact current time visible in conference rooms, desks, reception areas, and dashboards.
Streams and recordings
Use a clean browser clock in OBS or on a second display.
Related clock tools
Online Clock with Seconds FAQ
Does this digital clock show seconds?
Yes. Seconds are shown by default, and you can hide them with the display toggle.
Can I use it full screen?
Yes. Use your browser's full-screen mode or open the fullscreen clock page for a display-first layout.
Is the time live?
Yes. The clock follows your device time and updates every second in the browser.
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