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CronometroOnline
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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.

Student Mode

A focused study workspace with quick focus timers, an exam/countdown timer, a simple task checklist, and local session stats. No account required.

Focus timer

25:00

Study session

Shortcuts: Space start/pause, R reset, F focus mode.

Study checklist

Keep simple tasks visible during a session. Stored locally in your browser.

    Local session stats

    Completed sessions
    0
    Focused minutes
    0