40 Minute Timer
Your 40 minute countdown is ready. Press Start and an alarm will ring when the time is up. You can also edit the numbers to set a different time.
40:00
How to use
- Press Start.
- Use fullscreen to show the timer on a projector or TV.
- The alarm rings after 40 minutes. Press Reset to start over.
Popular uses
- Exam practice and study blocks
- Meetings and presentations
- Screen-time limits for kids
Frequently asked questions
How accurate is this 40 minute timer?
The remaining time is calculated from the system clock, so it stays accurate even in a background tab.
I can't hear the alarm.
Check your device volume and the Sound toggle on the page. Phones in silent mode may mute browser audio.
Can I change the time?
Yes. Edit the hours, minutes and seconds directly, or pick another quick timer below.
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