Pomodoro Timer: Focus Blocks With Breaks

Pomodoro timer: focus blocks with timed breaks

Short answer

The Pomodoro technique alternates a 25-minute focus block with a 5-minute break and takes a longer break after four blocks. In a 2023 study of 87 students, those given timed breaks (24 + 6 or 12 + 3 minutes) reported less fatigue and more concentration and motivation than students who chose their own breaks, and appeared to get the same work done in less time.

Last reviewed 28 October 20261 published sourcesNot medical advice

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Pomodoro timer

Focus blocks with a short break after each and a longer break after every 4. Change the lengths before you start.

Focus and break

Long break

Focus blocks

Ready: 4 × 25-minute focus blocks

25:00

Block 1 of 4 · 1:55:00 left of 1:55:00

Runs entirely in your browser. Nothing is saved or sent anywhere, and sound stays off unless you turn it on.

What 4 focus blocks add up to with each pattern
Pattern	Focus time	Break time	Session length
25 + 5 min	1 h 40 min	15 min	1 h 55 min
24 + 6 min	1 h 36 min	18 min	1 h 54 min
12 + 3 min	48 min	9 min	57 min
50 + 10 min	3 h 20 min	30 min	3 h 50 min

Pattern

Focus time

Break time

Session length

25 + 5 min

1 h 40 min

15 min

1 h 55 min

24 + 6 min

1 h 36 min

18 min

1 h 54 min

12 + 3 min

48 min

9 min

57 min

50 + 10 min

3 h 20 min

30 min

3 h 50 min

What the research on timed breaks found

Biwer and colleagues had 87 students study for a day in one of three ways: taking breaks whenever they chose (35 students), a 6-minute break after every 24 minutes (25), or a 3-minute break after every 12 minutes (27) (Biwer et al., 2023). The self-regulating students studied and rested for longer stretches, and reported more fatigue and distraction and less concentration and motivation than the timed groups.

The groups did not differ in how much effort they reported or how much of the task they completed, so the timed groups got the same work done in less time (Biwer et al., 2023). It was one study of students on one day, so treat it as encouraging rather than proof that any particular schedule works for everyone.

Using the timer

Choose a focus and break pattern, how long the long break should be and how many blocks to run, then press Start. The timer keeps time from the clock rather than counting ticks, so it stays accurate if you switch tabs. Sound is off until you turn it on.

Late-day focus sessions often come with coffee; check how it lines up with your bedtime with the caffeine calculator, and use the box breathing timer for a short reset between blocks.

Common questions

What is the Pomodoro technique?

It is a way of working in timed blocks: 25 minutes of focus, a 5-minute break, and a longer break after every four blocks. This timer runs that pattern and lets you change the lengths.

Do timed breaks actually help?

In Biwer and colleagues' 2023 study, students who took breaks on a fixed schedule reported less fatigue and distraction and more concentration and motivation than students who took breaks when they chose. Task completion and the effort they reported did not differ, so the timed groups appeared to get the same work done in less time.

Is 25 minutes the best focus length?

There is no proven best length. The 2023 study tested 24-minute blocks with 6-minute breaks and 12-minute blocks with 3-minute breaks rather than the classic 25 and 5, and the timed-break groups as a whole reported less fatigue and better concentration than students who chose their own breaks.

Sources

Figures on this page were checked against these publications on 28 October 2026.

Biwer F, Wiradhany W, Oude Egbrink MGA, de Bruin ABH. Understanding effort regulation: comparing 'Pomodoro' breaks and self-regulated breaks. British Journal of Educational Psychology. 2023;93(Suppl 2):353–367. doi.org/10.1111/bjep.12593