Focus & Break Planner
Plan how many focus and break cycles fit your available time across proven work rhythms.
25 min focus + 5 min break = a 30-minute cycle. 6 fit into 180 minutes.
This planner divides your available time into focus-and-break cycles. Each cycle is a focus block plus its break, so a 25/5 Pomodoro cycle is 30 minutes. With 180 minutes you fit 6 complete cycles — 150 minutes of focus, 30 minutes of breaks, and 0 minutes left over.
What this planner does
A work rhythm pairs a stretch of focused work with a short rest — for example the Pomodoro Technique’s 25 minutes on, 5 minutes off. One cycle is a focus block plus the break that follows it, so a Pomodoro cycle lasts 30 minutes. This tool takes the total time you have and works out how many whole cycles fit, how much of that is focus versus break, and how many minutes are left over at the end.
It is a planner, not a live timer. Use it before you sit down to decide which rhythm suits the session and how many rounds you are aiming for. When you actually want a countdown ticking on screen, switch to the Pomodoro timer, which runs one cycle at a time.
⌊ ⌋ means round down — only whole cycles count.
Worked example
You have 180 minutes and pick the Pomodoro rhythm (25 focus, 5 break). The cycle length is 25 + 5 = 30 minutes. Dividing gives 180 ÷ 30 = 6, so 6 complete cycles fit. That is 6 × 25 = 150 minutes of focus and 6 × 5 = 30 minutes of breaks, with 180 − 180 = 0 minutes left over. Choose the 52/17 rhythm instead and the cycle length jumps to 69 minutes: 180 ÷ 69 rounds down to 2 cycles (104 focus, 34 break) with 42 minutes spare.
- 1 Enter your available time. Type the total number of minutes you can realistically study — a 2-hour block is 120 minutes.
- 2 Pick a work rhythm. Choose Pomodoro (25/5), 52/17, or 90/20, or enter your own focus and break lengths under Custom.
- 3 Read the cycle count. The planner adds focus + break to get one cycle length, then rounds down how many whole cycles fit your time.
- 4 Check focus, break, and leftover. See the total minutes spent focusing versus resting, plus any spare minutes the last partial cycle cannot use.
- 5 Run it with a timer. Open the Pomodoro timer and work through the cycles you planned, taking a longer break after every few rounds.
Proven work rhythms
Cycle length is focus plus break — the block this planner divides your time into.
| Rhythm | Focus | Break | Cycle length |
|---|---|---|---|
| Pomodoro | 25 min | 5 min | 30 min |
| DeskTime 52/17 | 52 min | 17 min | 69 min |
| Ultradian 90/20 | 90 min | 20 min | 110 min |
Why breaks make focus last
Attention is a limited resource, and it drains the longer you push without pause. A planned break lets it recover, which is why a rhythm of work-then-rest tends to keep the third and fourth hours of study as sharp as the first. Skipping breaks to “save time” usually backfires — the extra minutes you claw back are spent staring at a page you are no longer absorbing.
Different rhythms suit different people and tasks. The 25-minute Pomodoro is easy to start and good for chipping away at dreaded work. The DeskTime 52/17 pattern, drawn from a study of the most productive workers’ habits, gives longer runs for tasks that need warming up. The 90/20 ultradian rhythm mirrors the body’s natural energy cycle and fits deep problem sets. Try a few and keep the one you can sustain.
Whatever the rhythm, take a longer break every few cycles — roughly 15 to 30 minutes after three or four rounds — to eat, move, and reset before the next set. The short breaks between cycles keep you going; the long break is what lets you come back for a second session later in the day.