Simply click the start button to begin the countdown. You can use the pause, resume, or reset buttons to pause, resume, or reset the countdown.
Yes, you can set a custom number of hours, minutes, and seconds before starting the countdown.
A timer counts up from zero, while a countdown counts down from a set time to zero.
Yes, you can open multiple browser tabs to run multiple timers simultaneously.
Timer data is temporarily saved in the browser and can still be used after refreshing the page.
Yes, when the countdown ends, the system will emit a sound alert and display a notification (browser notification permission is required).
Yes, you can click the full-screen button to enter full-screen mode for easier time viewing.
Our timer is based on the browser's high-precision timer API, providing millisecond-level accuracy.
Currently, custom reminder sounds are not supported; we use the default alert sound.
You can copy the URL from the browser's address bar and share it with others; the link contains your set time information.