The Pomodoro technique splits study into fixed focus blocks with short breaks between them and a longer break after every few. It works because a bounded interval is far easier to start than an open-ended one — twenty-five minutes is a commitment you can make when "study all evening" is not.
Set your intervals, press start, and the timer moves through the cycle and counts the blocks you finish. It runs entirely in your browser, so it keeps working on a weak connection or none at all once the page has loaded.
Most procrastination is trouble beginning rather than trouble working. A defined block lowers the cost of starting: you are not committing to finish the assignment, only to twenty-five minutes on it. Once started, most people continue past the timer.
The interval also bounds distraction. A message can wait twenty-five minutes, which is easier to accept than "not until I finish" — and it removes the repeated decision about whether to check, which is itself a drain on attention.
Twenty-five minutes with five-minute breaks is the standard pattern and a reasonable default. It is not a rule. Dense reading often suits forty to fifty-minute blocks because re-entering the text is costly; numerical problem sets and revision often suit shorter ones.
Where your study time is fragmented — between classes, around a commute, in the hours around a part-time job — shorter blocks are more realistic than long ones you will not be able to protect. A block you actually complete is worth more than an ambitious one you abandon.
A break spent scrolling is barely a break: the same attention system stays busy on something less demanding. Standing up, stepping outside, or doing nothing at all restores considerably more.
Avoid starting anything without a clear end. Five minutes of a video becomes twenty and the cycle collapses, usually taking the rest of the session with it.
"Study accounts" is not a block. "Work through the three problems at the end of chapter 6" is. A vague task means the first several minutes go on deciding what to do — precisely the time the technique exists to save.
Counting finished blocks across a week is also a useful check on yourself. Most people substantially overestimate how many hours they studied, and a block count is harder to argue with than a memory.
Twenty-five minutes with five-minute breaks is standard. Longer blocks suit dense reading; shorter ones suit fragmented study time.
Yes. It counts against the wall clock rather than ticking, so it stays accurate even when the browser throttles background tabs.
Yes. Once the page has loaded it runs entirely in your browser and needs no connection.
Move, look away from the screen, or do nothing. Scrolling keeps the same attention system working and restores much less.
Yes, in this browser, along with your completed block count. They do not sync between devices.