20 Minute Timer
Twenty minutes is a manageable block for exercise and focused work alike.
Ready
Good for
Short workout
A 20-minute circuit or run fits before work or during lunch.
Homework block
Twenty focused minutes, then a short break, keeps younger students engaged.
Writing session
Write without editing until the alarm — editing comes later.
💡 Doing intervals in those 20 minutes? The Interval Timer can split them into work and rest automatically.
Popular timer lengths
Frequently asked questions
How do I make the timer bigger?
Press Full screen or the F key. The digits scale to fill the screen.
Does the timer keep my screen on?
Where the browser supports it, the screen is kept awake while the timer is running.