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A pomodoro timer tuned for deep study: 50-minute focus blocks followed by 10-minute breaks, with a long break every four rounds. Stay concentrated and retain more.
An online timer is a simple time-measuring tool that works directly in your browser. CHRONOS offers the fastest and most intuitive online timer, running on every device — desktop, phone, or tablet. No sign-up, no ads, and completely free.
CHRONOS is designed for productivity. Users rely on it for work, study, exercise, cooking, meditation, and sport. Multiple modes are available: stopwatch, countdown, interval timer, and the pomodoro technique. Everything runs in the browser — no app download required.