45 Minute Timer
45:00
Forty-five minutes is the length institutions arrived at independently — lectures, lessons, therapy hours — which is weak evidence but not no evidence. It gives you a long working middle without pushing past the point where quality noticeably drops.
What 45 minutes is good for
- Deep work on a problem you already understand
- Study sessions with a defined syllabus
- Writing once the outline exists
- Anything where the first ten minutes are setup
Where it falls down
Past most people’s comfortable single-sitting attention if the task is genuinely hard. Take a real break afterwards, not a screen.
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
- Why do so many institutions use forty-five minutes?
- It is long enough to cover something substantial and short enough to schedule around, with time left for a changeover. That is a scheduling result rather than a cognitive one, but it has survived a long time in a lot of places.
- What break follows a forty-five minute block?
- Ten to fifteen minutes, away from screens, ideally standing or outside. The longer the block, the less optional this becomes.
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.
- 20 Minute Timer
A twenty-minute timer that runs in your browser. A gentler alternative to the standard pomodoro, and often a better fit.