13:00
This free online 13 minute timer is perfect for short activities like quick workouts, power naps, meditation sessions, checking emails, and more. You can start the timer with one click, and it will count down from 780 seconds — with an alarm when time's up.
Whether you're using it for productivity, classroom exercises, or personal routines, this countdown timer works on any device and requires no download.
You can choose to enable an alarm that sounds when the timer reaches zero. You can also change the sound of the alarm in settings.
A 13-minute countdown is often used for short tasks like quick workouts, meal prep, responding to messages, reading articles, or planning your day.