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Shortcuts & tips

Stopwatch: Space start/pause, L lap, Z undo lap, R reset, F fullscreen.

Timer: Space start/pause, R reset.

Pomodoro: Space start/pause, N next phase, R reset.

Student Mode: Space start/pause, R reset, F focus.

Clock: F focus mode.

Online Clock

A clear time reference for stopwatch and timer workflows: local time, world clocks, date details, alarms, and a distraction-free focus mode.

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Unix seconds

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ISO 8601

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Week / day

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UTC offset

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Day of year

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Next minute in

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World clocks

initializing…

All supported time zones, live-updating. Search by city or zone.

Loading world clocks… (if this stays: hard refresh Ctrl+Shift+R or check JS console)

Quick alarm

A simple local alarm for reference while using stopwatch/timer tools. Keep this tab open.