Online Timer

Set your desired duration using the hours, minutes, and seconds inputs, or click a quick preset button (like "25 min" for Pomodoro). Then click Start to begin the countdown. The timer will alert you with sound and browser notification when complete.

Press Space to start, pause, or resume the timer. Press R to reset the timer. These shortcuts work when you're not typing in an input field.

Yes! The timer continues running in the background even if you switch tabs. We also update the browser tab title to show the remaining time. However, if you close the browser entirely, the timer will stop.

The Pomodoro Technique is a time management method where you work for 25 minutes, then take a 5-minute break. The 25-minute preset makes it easy to start Pomodoro sessions. Many people find this technique helps maintain focus and productivity.

Absolutely! While we recommend using dedicated hardware timers for critical cooking (to prevent accidents), our online timer works great for general cooking, workouts, meditation, studying, or any activity that needs timed intervals.

Browser notifications require permission. When you first start a timer, you'll be prompted to allow notifications. If you denied permission, you can enable it in your browser settings. Look for the notification/permissions section for timezonetoolbox.com.

Yes! Your timer settings and history are stored locally on your device only. We don't collect, track, or store any of your timer data on our servers. Everything stays private on your device.

Currently, you can run one timer per browser tab. If you need multiple simultaneous timers, simply open this page in multiple tabs or browser windows - each will run independently.