4 Minute Timer workspace
Prepare
Your 4-minute timer is ready
The timer starts automatically. Keep this tab open — values stay on this device.
4-minute countdown
Starting in a moment
This page is preset to 4 minutes. Adjust the duration below, or use the primary control to pause and reset. The countdown starts automatically.
Set a custom duration
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How does this timer work?
A 4-minute timer counts down 240 seconds, rings, then counts up until dismissed. Four minutes is the classic soft-boiled egg window for a runny-to-jammy yolk and a common steep time for green and white teas, so start the timer above the moment the eggs or leaves go in.
- Four minutes in boiling water is a widely published soft-boiled egg time for a molten or jammy yolk, the style popularized by ramen shops and social media egg recipes.
- The Tabata protocol, named after researcher Izumi Tabata from his 1996 study on speed-skating athletes, is exactly 4 minutes of work: eight rounds of 20 seconds on, 10 seconds off.
- Many green teas are steeped 2 to 4 minutes; four minutes sits at the stronger end of that published range, past which most green teas turn bitter.
What four minutes is used for
In the kitchen, four minutes is anchored to eggs and tea. A soft-boiled egg cooked 4 minutes from a rolling boil gives a set white and a liquid center; a minute less runs looser, a minute more firms the yolk toward jammy. The same window covers a stronger cup of green or white tea and quick microwave reheats where two minutes would leave cold spots.
In training, four minutes is a complete unit by design: a Tabata round is eight 20-second efforts with 10-second rests and totals exactly 4 minutes. Parents also use it for turn-taking disputes and transitions, since four minutes is long enough to finish a small task and short enough that kids can feel it ending.
Why four minutes became a standard
The egg timing comes from simple physics that generations of cooks have confirmed: egg proteins begin setting around 140 to 150 degrees Fahrenheit for the white and slightly higher for the yolk, and a medium egg submerged in boiling water hits the jammy stage right around the four-minute mark. Cookbooks and ramen shops converged on the same number independently, which is why it sticks.
The training version has a documented origin. Izumi Tabata's 1996 study with Japanese speed skaters found that eight rounds of 20-seconds-all-out, 10-seconds-rest improved both aerobic and anaerobic fitness, and the 4-minute structure became a branded format. The duration works because it is short enough to sprint through and long enough to accumulate real fatigue.
Practical tips
For eggs, start the timer when the water returns to a boil after the eggs go in, not when you drop them in, and move them straight to ice water when it rings. Altitude and fridge-cold eggs shift the window by up to half a minute, so adjust from your own results rather than a fixed rule.
For Tabata or any four-minute interval, set everything up before you start: water within reach, the next exercise queued, phone face down. Four minutes punishes a lost twenty seconds more than a longer workout does, because you only get eight of them.
For tea, four minutes suits heartier greens and most whites; delicate greens are better at two or three. If the cup tastes bitter, next time pull a minute earlier rather than switching teas.
How this calculator works
Formula
A 4-minute countdown timer starts at 240 seconds, counts down to zero, then rings and switches to counting up until you dismiss it, so you always know how long you left the thing unattended.
Worked example
You drop eggs into boiling water at 7:02, start the 4-minute timer, and at 7:06 it rings with the yolks jammy and set. If you get pulled away, the count-up shows you rang at 7:06 and the eggs have been sitting for 2 minutes.
Assumptions to verify
- The timer counts down 4 minutes, rings once, then counts up until dismissed; closing or refreshing the tab stops it.
- Browser timers pause in some mobile browsers when the page is backgrounded, so cooking use assumes the device stays awake or the tab stays open.
- Egg and tea timings assume sea-level boiling water and fridge-temperature ingredients; altitude and starting temperature shift the results.
Frequently asked questions
How long does it take to soft-boil an egg?
About 4 minutes in boiling water gives a set white with a liquid or jammy yolk for a standard medium egg. Start counting when the water returns to a boil, and cool the egg immediately in ice water to stop the cooking.
Is a 4-minute timer good for the Tabata workout?
Yes. The original Tabata protocol is exactly 4 minutes: eight rounds of 20 seconds of work and 10 seconds of rest. Start the timer on your first sprint and you will finish on the last rest.
Can I use a 4-minute timer for tea?
Yes, four minutes is a common steep for green and white teas when you want a fuller strength. Delicate green teas are often better at 2 to 3 minutes, so pull earlier if the cup tastes bitter.
What happens when the 4-minute timer reaches zero?
It rings and then starts counting up from zero, showing how much time has passed since it rang. It keeps counting until you dismiss it, so if you are away you can see how overdue the eggs or tea are.
How accurate is a browser timer for cooking?
A browser timer keeps time with your device clock and is accurate to the second for typical kitchen use. Keep the tab open in the background; closing the tab stops it entirely, so use a phone timer if you will leave the room.
What can I do in four minutes?
Common uses include a soft-boiled egg, a strong tea steep, one Tabata round, a quick stretch or breathing reset, and small household tasks like a microwave reheat or a rapid tidy of one surface. It is long enough to finish something small and short enough to start without dread.
Does altitude change 4-minute egg timing?
Yes. Water boils below 212 degrees Fahrenheit at altitude, so eggs cook slower and typically need an extra 30 seconds to a minute. Adjust from your own results, using the 4-minute mark as the baseline.
Cite this tool
BoringToolsKit. “4 Minute Timer.” boringtoolskit.com/four-minute-timer/ (reviewed 2026-09-22). Free to reference in articles, syllabi, and answer posts with a link.
Privacy: Inputs and results stay in this browser. Any future sponsored recommendation or advertisement will be clearly labeled and kept separate from the calculation.