
Ten minutes fits a quick meeting, a short quiz or a focused burst on a task you've been avoiding. Press Start to begin, or Show full screen to put the countdown on a TV, projector or propped-up phone. When time's up, the screen flashes and beeps.
The timer keeps counting if you switch tabs or refresh the page. Need a different length? Use the minute buttons or set a custom time.
Put the countdown on the shared screen so the meeting actually ends on time.
A visible clock for bell-ringers and short quizzes in class.
Pick one room and stop when the timer does.
1 Minute, 2 Minutes, 3 Minutes, 5 Minutes, 15 Minutes, 20 Minutes, 25 Minutes, 30 Minutes, 45 Minutes, 1 Hour. For a clock or stopwatch, open the big clock.
Space starts and pauses. R resets. F shows it full screen, and Esc comes back.