The Pomodoro Technique — 25 minutes of focus, 5 minutes of rest — is popular for good reason: it's simple, and it works. But it isn't the only way to structure deep work, and the "right" rhythm is different for everyone. If 25 minutes feels too short (or too long), here are five alternatives worth experimenting with.

1. The 52/17 rule

A study of the most productive workers found a natural rhythm of roughly 52 minutes of focused work followed by 17 minutes of complete rest. The longer block suits tasks that need deep immersion — writing, coding, design — where the Pomodoro's 25 minutes can feel like you're just getting started before the timer interrupts you.

Try it if: you lose momentum every time a short timer breaks your flow.

2. Flowtime

Instead of fixed intervals, Flowtime lets you work until your focus naturally dips, then take a break proportional to how long you worked. You track start and stop times, but you don't force an interruption. It trades structure for respecting your natural attention span.

Try it if: rigid timers stress you out or you frequently hit a state of flow.

3. Timeboxing

Rather than timing how long you work, timeboxing assigns each task a fixed slot on your calendar — "Draft the report, 9:00–10:30" — and you stop when the box ends. It fights perfectionism and Parkinson's Law (work expanding to fill the time available).

Try it if: you tend to over-polish one task and neglect the rest of your day.

4. The 90-minute ultradian cycle

Your body runs on ~90-minute ultradian rhythms of higher and lower alertness. Working in a single 90-minute block, then resting fully, aligns your effort with your biology instead of fighting it.

Try it if: you can protect long, uninterrupted stretches of time.

5. The "2-minute" starter

Not a work rhythm but a starting trick: commit to just two minutes of a task you're avoiding. Starting is the hardest part; once you're in motion, you usually keep going. Pair it with any of the above for the actual focus block.

Try it if: your real problem is procrastination, not focus duration.

How to choose

There's no universally best method — only the one you'll actually keep doing. Start with whatever feels least effortful, run it for a week, and notice: When did I focus most easily? When did I break down? That's the data that matters.

In focusinflow you can set your own focus and break lengths in Timer Settings, so you can shape the timer around whichever rhythm fits you — a 25/5 Pomodoro, a 52/17 deep-work block, or a long 90-minute session with a proper rest afterwards.