20 Minute Timer

20:00

Twenty minutes is the pomodoro for people the pomodoro does not fit. It is close enough to twenty-five to do the same job and short enough that the commitment stays cheap, which matters more than the extra five minutes ever did.

What 20 minutes is good for

  • A pomodoro that keeps getting abandoned at twenty-five
  • Reading with real attention
  • Practice sessions where quality drops with fatigue
  • Working when you are tired but not finished

Where it falls down

Falls between two stools if you are already comfortable with longer blocks — you will spend more of the day on transitions than on work.

Using it well

Name one task before you press begin — not a subject but a task, the kind of thing that can be finished or not finished. Put the phone in another room rather than face down; the difference between silenced and requiring you to stand up is the whole intervention. And stop mid-sentence when it rings, because returning to an obvious next keystroke is far easier than returning to a blank page.

If you set the timer and then still do not start, the problem is not the length. It is the crossing, and no timer configuration fixes that — a timer has nothing to say about whether you began. That is what body doubling is for.

Common questions

Is twenty minutes better than the standard twenty-five?
It is better for anyone who keeps failing at twenty-five. There is nothing special about the pomodoro number — it came from one person’s kitchen timer, not from evidence about attention. The right length is the longest one you actually finish.
How long should the break be after twenty minutes?
Four or five minutes, and it should be physical. A break spent on a screen is a second cold start rather than a rest, which is why so many pomodoro breaks quietly become the end of the session.

Other lengths

  • Online timers

    Working timers for every focus length, with the honest case for each one.

  • ADHD Timer

    A free ADHD-friendly visual timer with 5, 10, 20 and 25-minute starts, ambient sound and no account. Start small, then continue if focus arrives.

  • 5 Minute Timer

    A five-minute timer that runs in your browser. Five minutes is the length you use when the task is not the problem — starting is.

  • 10 Minute Timer

    A ten-minute timer that runs in your browser. Long enough to finish something small, short enough to agree to on a bad day.

  • 15 Minute Timer

    A fifteen-minute timer that runs in your browser. The standard unit for admin, tidying, and anything you have been putting off.

  • 25 Minute Timer

    A twenty-five minute timer that runs in your browser. The standard pomodoro length, and the default unit for focused work.