Set 15 Minutes Timer Online
Set timer for 15 Minutes directly in your browser. This free online countdown clock counts down from 15 minutes to zero and plays a loud alarm when time is up. To start the timer, simply click the Start button above.
Popular Uses
- Power Nap - a 15-minute nap significantly improves alertness and mood without the groggy sleep inertia of longer naps.
- Classroom Activity Block - structure timed small-group discussions, labs, or quizzes into clean 15-minute segments.
- Quick Workout Circuit - run three 5-minute bodyweight exercise stations — squats, push-ups, and plank — in 15 minutes total.
- White Rice Timer - most white rice steams to fluffy perfection in 15 minutes after the water reaches a full boil.
- Focused Reading Block - read one article or book chapter section in 15 minutes and immediately write a one-sentence summary.
Frequently Asked Questions
Does this 15 minutes timer make a sound?
Yes. When the countdown reaches zero, the browser plays a short alarm chime. Keep the tab open and your device volume enabled.
Can I use this timer in full screen?
Yes. Use the full-screen button to turn the countdown into a large display for classrooms, workouts, meetings, cooking, or livestreams.
How many seconds is this timer?
This countdown is exactly 900 seconds long.
More Timer Durations
Need a different time? Select from our quick preset timers below.
Seconds:
Minutes: