Classroom Timer
Set a bounded duration and keep the countdown visible while you lead an activity.
CLASSROOM TIMER
A visual foreground countdown for an activity or transition.
Time remaining05:00
Keep this page visible. No notifications, alarm, or background timing.
A QUICK WALKTHROUGH
How to use this tool
- Choose or enter a duration from 1 second to 120 minutes.
- Start the foreground countdown and pause or reset when needed.
- Use the visual progress and large remaining time as your classroom cue.
Foreground page timer
The countdown runs only in this open page. It does not send notifications, play alarms, run a background task, or keep time after the page is closed.
Bounded and local
Durations are limited to 1 second–120 minutes. The current duration and timer state stay in this browser tab and are not uploaded or saved.
GOOD TO KNOW
Common questions
Does it alert me when time ends?
It shows 00:00 in the page. It does not send notifications or play an alarm.
Will it run in the background?
No. Keep this page visible and in use for the intended classroom cue.
Can I pause it?
Yes. Pause freezes the displayed countdown; resume continues it.