Set 90 Minutes Timer Online
Set timer for 90 Minutes directly in your browser. This free online countdown clock counts down from 90 minutes to zero and plays a loud alarm when time is up. To start the timer, simply click the Start button above.
Popular Uses
- Deep Work Session - the 90-minute Ultradian rhythm is the brain's natural peak-performance cycle — align your work sprints to it.
- Oven Roasting - slow-roast root vegetables, a whole chicken, or a beef joint at medium heat for 90 minutes.
- Feature Film Break - most feature films run around 90 minutes — use the timer as a screen-break or movie-end reminder.
- Language Study Marathon - combine vocabulary, grammar reading, and listening practice into one structured 90-minute block.
- Full Yoga or Pilates Class - a 90-minute restorative class allows time for a complete warm-up, practice, and long savasana.
Frequently Asked Questions
Does this 90 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 5,400 seconds long.
More Timer Durations
Need a different time? Select from our quick preset timers below.
Seconds:
Minutes: