15 Minute Timer

Start a free 15 minute timer online with an alarm when time is up.

Time left
15 : 00

✔ Starts instantly

✔ Free & no download

✔ Works on any device

15 Minute Timer Online

Need exactly fifteen minutes? This free 15 minute timer starts at 15:00 and counts down to zero directly in your browser.

Press Start to begin the countdown. When the fifteen minutes are over, the timer alerts you that time is up. Reset or restart it whenever you need another 15 minute countdown.

There is nothing to install and no account is required. Keep this page open while you study, work, exercise, cook or take a break.

How Long Is 15 Minutes?

15 minutes is equal to 900 seconds.

It is also equal to 0.25 hours, or one quarter of an hour. Fifteen minutes is a useful interval for short focused sessions, breaks and everyday tasks without committing to a full half hour.

What Can You Do in 15 Minutes?

A 15 minute countdown gives you enough time to make progress on a task, fit in a short activity or take a proper break.

  • Complete a focused study session
  • Do a short workout or yoga routine
  • Take a proper screen break
  • Practice meditation or mindfulness
  • Tidy one room or area
  • Keep track of cooking time
  • Work through emails or admin
  • Read a chapter or practice a skill

15 Minute Timer for Studying and Focus

A 15 minute timer can make it easier to start when you do not want to commit to a long work or study session. Choose one task, start the countdown and focus on it until the timer ends.

You can also use fifteen minutes as a break between longer periods of concentration. For structured work and break intervals, try our Pomodoro Timer.

15 Minute Timer vs. 15 Minute Alarm

A timer counts down for a specific amount of time. This page starts with fifteen minutes and alerts you when the countdown reaches zero.

An alarm is set for a specific time of day. If you want an alert at a particular clock time instead, use our Online Alarm Clock.

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100% free

All tools are completely free to use

No login required

No signup required. No downloads needed

Instant results

Start your timer in seconds

Works everywhere

Works on desktop, tablet, and mobile devices

FAQ
How do I set a timer for 15 minutes? ▾
Press Start on the 15 minute timer above. It will count down from 15:00 to 00:00 and alert you when the fifteen minutes are over.
How many seconds are in 15 minutes? ▾
There are 900 seconds in 15 minutes.
How many hours is 15 minutes? ▾
15 minutes is 0.25 hours, which is one quarter of an hour.
Can I use this as a 15 minute alarm? ▾
Yes. Start the countdown and it will alert you after fifteen minutes. For an alarm at a specific clock time, use the Online Alarm Clock.
Does the 15 minute timer work on mobile? ▾
Yes. The timer works in modern browsers on phones, tablets and desktop computers without requiring a download.